{"title":"Patent highlights August-September 2023.","authors":"Hermann Am Mucke","doi":"10.4155/ppa-2023-0039","DOIUrl":"https://doi.org/10.4155/ppa-2023-0039","url":null,"abstract":"<p><p>A snapshot of noteworthy recent developments in the patent literature of relevance to pharmaceutical and medical research and development.</p>","PeriodicalId":20011,"journal":{"name":"Pharmaceutical patent analyst","volume":"13 1-3","pages":"15-22"},"PeriodicalIF":1.8,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142351907","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"From supplements to superbugs: how probiotic patent gaps drive antimicrobial resistance and the CRISPR-Cas solutions.","authors":"Absar Talat, Asad U Khan","doi":"10.1080/20468954.2025.2459592","DOIUrl":"10.1080/20468954.2025.2459592","url":null,"abstract":"","PeriodicalId":20011,"journal":{"name":"Pharmaceutical patent analyst","volume":" ","pages":"91-93"},"PeriodicalIF":2.1,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12367101/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143190117","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Donaciano Flores-Robles, Antonio Celestino Montes, Jorge Antonio Perez Saldaña, Vanessa Del Razo-González, Gabriela Sanchez-Esgua, Martin Perez-Santos
{"title":"Trispecific anti-CLDN-18.2/CD3/CD28 antibodies for gastric cancer treatment.","authors":"Donaciano Flores-Robles, Antonio Celestino Montes, Jorge Antonio Perez Saldaña, Vanessa Del Razo-González, Gabriela Sanchez-Esgua, Martin Perez-Santos","doi":"10.1080/20468954.2025.2535943","DOIUrl":"10.1080/20468954.2025.2535943","url":null,"abstract":"<p><p>Claudin-18.2 is an overexpressed molecule in gastric cancer, which is why it is considered a potential therapeutic target. WO2024082060 describes trispecific antibodies directed against CDLN-18.2/CD3/CD28, and gastric cancer treatment method. These antibodies exhibit cytotoxic activity, in coculture with primary human CD3+ T lymphocytes, against gastric cancer cells expressing CLDN-18.2, as well as an inhibition of tumor growth rate in a murine model of gastric cancer. The trispecific structure, in particular the CD3 and CD28 binding domains, induce optimal co-stimulation of effector T cells, suggesting that these antibodies are potential candidates for clinical trials for the treatment of gastric cancer associated with high levels of CDLN-18.2 expression.</p>","PeriodicalId":20011,"journal":{"name":"Pharmaceutical patent analyst","volume":" ","pages":"161-168"},"PeriodicalIF":2.1,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12367080/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144785004","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Patent highlights October-November 2023.","authors":"Hermann Am Mucke","doi":"10.1080/20468954.2024.2389765","DOIUrl":"https://doi.org/10.1080/20468954.2024.2389765","url":null,"abstract":"<p><p>A snapshot of noteworthy recent developments in the patent literature of relevance to pharmaceutical and medical research and development.</p>","PeriodicalId":20011,"journal":{"name":"Pharmaceutical patent analyst","volume":"13 1-3","pages":"23-29"},"PeriodicalIF":1.8,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142351909","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Patent Highlights April-May 2023.","authors":"Hermann Am Mucke","doi":"10.4155/ppa-2023-0028","DOIUrl":"10.4155/ppa-2023-0028","url":null,"abstract":"<p><p>A snapshot of noteworthy recent developments in the patent literature of relevance to pharmaceutical and medical research and development.</p>","PeriodicalId":20011,"journal":{"name":"Pharmaceutical patent analyst","volume":" ","pages":"253-259"},"PeriodicalIF":1.3,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139404016","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Yash Chauhan, Kumari Neha, Sharad Wakode, Mohd Shahfaiz, Ramesh B Bodla, Kalicharan Sharma
{"title":"Progression and expansion of quinoline as bioactive moiety: a patent review.","authors":"Yash Chauhan, Kumari Neha, Sharad Wakode, Mohd Shahfaiz, Ramesh B Bodla, Kalicharan Sharma","doi":"10.4155/ppa-2023-0025","DOIUrl":"10.4155/ppa-2023-0025","url":null,"abstract":"<p><p>Quinoline inhibitors are appealing medicinal products for a range of illnesses and problems. It is bicyclic heterocyclic scaffold has been intensively employed in pharmacological research and is well known for its wide range of biological purposes. Biological activities exhibited by quinoline derivatives, such as anti-inflammatory properties, antioxidant, antimicrobial, anti-tubercular, antidiabetic, anti-malarial and others are covered in detail in this review. The IC<sub>50</sub> of patented inhibitors might range from nm to μM range, based on the experiments used. It presents an outline of patents file between 2002 and 2023 concerning to biological activities by quinoline derivatives. As a result, it is critical to develop additional chemical quinoline core alterations for novel chemical compounds and enhanced pharmacological impacts.</p>","PeriodicalId":20011,"journal":{"name":"Pharmaceutical patent analyst","volume":" ","pages":"287-314"},"PeriodicalIF":1.3,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139642691","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Luis Villafaña-Diaz, Juan C Perez-Garcia, Diana Barron-Villaverde, Martin Perez-Santos
{"title":"Patenting trends by Mexican pharmaceutical companies.","authors":"Luis Villafaña-Diaz, Juan C Perez-Garcia, Diana Barron-Villaverde, Martin Perez-Santos","doi":"10.4155/ppa-2023-0029","DOIUrl":"10.4155/ppa-2023-0029","url":null,"abstract":"<p><p><b>Aim:</b> the activity of patent claims by Mexican pharmaceutical companies is unknown. <b>Objective:</b> analyse the trend in patents of Mexican pharmaceutical companies. <b>Method:</b> a search for patents was carried out in the patent database of the Mexican Institute of Industrial Property, using the list of Mexican pharmaceutical companies belonging to the Mexican Association of Pharmaceutical Research Industries, and the codes A61K, A61P and C07 of the International Patent Classification. <b>Results:</b> the leading companies in patent applications were Liomont, Senosiain and RIMSA; however, Mexican pharmaceutical companies claim very few patents, only 266 patent applications in the period 2000-2020, with a technological factor with a value of zero, and a commercial factor of little value. <b>Conclusion:</b> Mexican pharmaceutical companies lack a robust patent system, without growth, and with a low percentage of patents with high commercial value.</p>","PeriodicalId":20011,"journal":{"name":"Pharmaceutical patent analyst","volume":" ","pages":"275-286"},"PeriodicalIF":1.3,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139404017","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Lipid-based mesoporous silica nanoparticles: a paradigm shift in management of pancreatic cancer.","authors":"Kiran Kumar Bellapu, Ramesh Joga, Bharthi R Kannan, Sravani Yerram, Priya Varpe, Tejaswini Mergu, Pavan Y Vasu, Saurabh Srivastava, Sandeep Kumar","doi":"10.4155/ppa-2023-0024","DOIUrl":"10.4155/ppa-2023-0024","url":null,"abstract":"<p><p>Pancreatic adenocarcinoma, a devastating disease, has the worst cancer prognosis in humans. It often develops resistance to common chemotherapy medications, such as gemcitabine, taxol and 5-fluorouracil. The dense stroma limits therapeutic efficacy in treating this disease. Low or limited drug loading capacity is another problem with current chemotherapeutic agents. There is a need to develop novel approaches to overcome these issues. Hence, an innovative approach has been proposed to co-deliver both hydrophilic (Gemcitabine) and hydrophobic (Paclitaxel) drugs in a single carrier using lipid bilayer-mesoporous silica nanoparticles (LB-MSNP). MSNPs offer effective drug delivery due to their superior bioavailability and physicochemical properties. Further, in order to achieve clinical translation and regulatory approval, toxicity and biodegradability of MSNPs must be resolved.</p>","PeriodicalId":20011,"journal":{"name":"Pharmaceutical patent analyst","volume":" ","pages":"261-273"},"PeriodicalIF":1.3,"publicationDate":"2023-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139425271","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Prominence of bioresponsive DNA nanococoons in tackling post-surgery cancer recurrence.","authors":"Sravani Yerram, Ramesh Joga, Pooja Shende, Priya Varpe, Kiran Kumar Bellapu, Sandeep Kumar","doi":"10.4155/ppa-2023-0013","DOIUrl":"10.4155/ppa-2023-0013","url":null,"abstract":"<p><p>Post-surgery cancer recurrence is one of the reasons for increased cancer cases. The effective usage of the enhanced permeability and retention effect of a nanocarrier infused with the bioresponsive release mechanism of checkpoint inhibitors (aPD1 and aCTLA4) can become a boon to mankind. DNA nanococoons (DNCs) comprising cytosine-phosphorothioate-guanine oligodeoxynucleotides (CpG-ODNs) with potent immunostimulatory effects can significantly enhance anti-cancer activity. Triglycerylmonostearate (TGMS) with enzymatic cleavage potential at the wound sites of tumor resection, upon caging with restriction enzyme (HhaI) followed by attaching to DNCs, makes the immunotherapy bioresponsive. Hhal-TGMS-DNCs-aPD1 triggered by the inflammation at the wound site undergoes enzymatic cleavage, releases the restriction enzyme, converts DNCs to CpG ODNs sequentially and with sustained aPD1 release exerts an appreciable anti-cancer effect.</p>","PeriodicalId":20011,"journal":{"name":"Pharmaceutical patent analyst","volume":" ","pages":"219-229"},"PeriodicalIF":1.3,"publicationDate":"2023-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138047733","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}