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Class Information
Number: 514/193
Name: Drug, bio-affecting and body treating compositions > Designated organic active ingredient containing (doai) > Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., o,s,se or te) or nitrogen as the only ring hetero atoms doai > 1-thia-4-aza-bicyclo (3.2.0) heptane ring containing (including dehydrogenated) (e.g., penicillins, etc.) > Spiro or additional polycyclo ring system
Description: Subject matter which contains a spiro ring system, or an additional polycyclo ring system.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4352800 |
Adjuvant for promoting absorption of therapeutically active substances through the digestive tract |
Oct. 5, 1982 |
| 4351840 |
Antibacterial esters of resorcinol with ampicillin and penicillanic acid 1,1-dioxide derivatives |
Sep. 28, 1982 |
| 4342768 |
Bis-esters of 1,1-alkanediols with 6-beta-hydroxymethylpenicillanic acid 1,1-dioxide and beta-lactam antibiotics |
Aug. 3, 1982 |
| 4342772 |
.beta.-Lactam compounds, antibacterial compositions thereof and method of use |
Aug. 3, 1982 |
| 4320133 |
Penicillins and their antibacterial use |
Mar. 16, 1982 |
| 4317820 |
.beta.-Lactam series compound and antibacterial pharmaceutical composition containing the same |
Mar. 2, 1982 |
| 4303664 |
Novel penicillin derivatives containing a coumarin nucleus and medicines containing the same |
Dec. 1, 1981 |
| 4293560 |
Talampicillin 2-methoxyphenoxyacetate and pharmaceutical compositions containing it |
Oct. 6, 1981 |
| 4283402 |
6-N-Heterocyclyl-3-tetrazolyl-penicillins |
Aug. 11, 1981 |
| 4282236 |
.beta.-Lactam antibacterial agents, their use in pharmaceutical compositions, and intermediates |
Aug. 4, 1981 |
| 4272542 |
Use of di-sodium and di-potassium salts of dicarboxylic amino acids and tri- or di-sodium or potassium phosphate tartrate or citrate to improve the taste of in vivo hydrolysable esters of .alp |
Jun. 9, 1981 |
| 4271173 |
6-Amino-spiro[penam-2,4'-piperidine]-3-carboxylic acid, antibacterial compositions thereof and method of use thereof |
Jun. 2, 1981 |
| 4271172 |
6-Amino-spiro[penam-2,4'-piperidine]-3-carboxylic acids, antibacterial compositions thereof and method of use thereof |
Jun. 2, 1981 |
| 4234579 |
Penicillanic acid 1,1-dioxides as .beta.-lactamase inhibitors |
Nov. 18, 1980 |
| 4229443 |
Derivatives of penicillanic acid |
Oct. 21, 1980 |
| 4215120 |
Penicillin esters and their preparation |
Jul. 29, 1980 |
| 4206218 |
Phthalidyl esters of the acetone adduct of epicillin |
Jun. 3, 1980 |
| 4181659 |
Bis-penicillanoyloxy-alkanes |
Jan. 1, 1980 |
| 4147693 |
.beta.Lactam antibiotics and process for their use |
Apr. 3, 1979 |
| 4145343 |
6'-Amino-spiro[cycloalkane-1,2'-penam]-3'-carboxylic acid derivatives |
Mar. 20, 1979 |
| 4139628 |
Amino-spiro[oxa(or thia)cycloalkane-penam]-carboxylic acid derivatives |
Feb. 13, 1979 |
| 4081545 |
Penicillins |
Mar. 28, 1978 |
| 4073920 |
Veterinary composition for the treatment of mammary disorder in animals |
Feb. 14, 1978 |
| 4067993 |
Antimicrobial 2-nitro-3-phenylbenzofurancarboxylic acids |
Jan. 10, 1978 |
| 4031230 |
Novel penicillins and their preparation |
Jun. 21, 1977 |
| 4018933 |
Acylaminopenicillanic acids and process for preparing them |
Apr. 19, 1977 |
| 3987032 |
Penicillins |
Oct. 19, 1976 |
| 3939270 |
Pharmaceutical preparations containing .alpha.-aminopenicillins |
Feb. 17, 1976 |
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