The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 02, 1980
Filed:
Apr. 12, 1979
Christopher M Cimarusti, Hamilton, NJ (US);
William H Koster, East Amwell Township, Hunterdon County, NJ (US);
Richard B Sykes, Rocky Hill, NJ (US);
E. R. Squibb & Sons, Inc., Princeton, NJ (US);
Abstract
Compounds of the formula ##STR1## wherein R is hydrogen, sodium, potassium, or certain ester groups; R.sub.1 is in the .alpha.-configuration and is hydrogen or methoxy; R.sub.2 and R.sub.3 are independently selected from methyl, ethyl, i-propyl, and n-propyl; R.sub.4 is hydrogen, sodium, potassium or certain ester groups, and X is hydrogen, ##STR2## R.sub.6 is hydrogen or lower alkyl; R.sub.7 is hydrogen, lower alkyl, ##STR3## or --(CH.sub.2).sub.n -N-(lower alkyl).sub.2 ; R.sub.8 is hydrogen, sodium or potassium; n is an integer from 1 to 4; are disclosed. These compounds are useful as antibacterial agents.