https://patentbrief.org/company/chiron-ophthalmics-inc Plain-English explanations of patents assigned to Chiron Ophthalmics Inc, newest first. en-us Mon, 15 Jun 2026 06:03:30 GMT https://patentbrief.org/patent/us/5272135/lipitor-atorvastatin This 1993 patent describes how adding extra methionine to protein-based medicines can prevent them from degrading, especially in liquid or semi-solid forms. Tue, 21 Dec 1993 00:00:00 GMT https://patentbrief.org/patent/us/5272135/lipitor-atorvastatin