This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignees: Merck Sharp + Dohme Corp., Werthenstein Biopharma Gmbh. Active years: 2023.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 2,405 
1 out of 2 Years Active: 2023
Title: Innovations of Inventor Hong Ren
Introduction
Hong Ren is an accomplished inventor based in Green Brook, NJ (US). He holds two patents that showcase his expertise in the field of chemistry and pharmaceuticals. His innovative work has contributed significantly to the development of novel compounds and processes.
Latest Patents
One of Hong Ren's latest patents is titled "Process for synthesis of a phenoxy diaminopyrimidine compound." This patent discloses a novel process for preparing Compound A free base, specifically 5-((2,4-diaminopyrimidin-5-yl)oxy)-4-iso-propyl-2-methoxybenzenesulfonamide. The process emphasizes simplified chemistry and achieves a high overall yield, with yields from the starting material 2-isopropylphenol to Compound A citrate salt exceeding 50% and even reaching over 60% in some embodiments. Additionally, the patent includes novel salts and solvates of Compound A.
Another significant patent by Hong Ren is related to "Solid forms of ceftolozane and processes for preparing." This invention focuses on a novel solid form of ceftolozane sulfate, specifically the DMAc solvate of ceftolozane sulfate (Form 3). The patent details compositions comprising ceftolozane sulfate DMAc solvate, the synthesis of Form 3, and an improved crystallization process using Form 3 to prepare ceftolozane sulfate Form 2. The novel compositions also encompass ceftolozane sulfate solid Form 3 and other crystalline and amorphous solid forms of ceftolozane.
Career Highlights
Throughout his career, Hong Ren has worked with notable companies in the pharmaceutical industry. He has been associated with Merck Sharp & Dohme Corporation and Werthenstein Biopharma GmbH. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in drug development.
Collaborations
Hong Ren has collaborated with talented individuals in his field, including Kevin Matthew Maloney and Eric Sirota. These collaborations have fostered innovation and have been instrumental in the successful development of his patented processes and compounds.
Conclusion
In summary, Hong Ren is a distinguished inventor whose contributions to the field of chemistry and pharmaceuticals are noteworthy. His innovative patents and collaborations reflect his commitment to advancing scientific knowledge
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile