Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Preparation and use of 7-[(2-carboalkoxy-1-methylethenyl)amino]-3-hydroxymethyl-3-cephem-4-carb oxylic acids

Preparation and use of 7-[(2-carboalkoxy-1-methylethenyl)amino]-3-hydroxymethyl-3-cephem-4-carb oxylic acids

US Patent 5637694 · Granted Jun 10, 1997

Estimated economic value: $146,627,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Biosynthetic heparin2023
Methods of making cholic acid derivatives and starting materials therefor2022
Integrated circuit including vertical capacitors2021
Integrated circuit including vertical capacitors2020
Isolated well contact in semiconductor devices2020
Isolated well contact in semiconductor devices2017
Methods and apparatus to track bit cell current using temperature and voltage de2017
Process for preparing chiral diol sulfones and dihydroxy acid HMG CoA reductase 2005
Method for epoxidation of 3-methylenecyclopropanes2002
High speed phase/frequency detector2000
Method and apparatus for effecting analog phase-locked loop control of a signal 2000
Analog phase-locked loop including voltage regulator1999