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Class Information
Number: 514/202
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-5-aza-bicyclo (4.2.0) octane ring containing (including dehydrogenated) (e.g., cephalosporins, etc.) > Additional hetero ring
Description: Subject matter wherein the bicyclo octane ring system contains an additional hetero ring.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5661144 |
Cephem derivatives with 3-substituted bis heterocycles |
Aug. 26, 1997 |
| 5656623 |
Antimicrobial lactam-quinolones |
Aug. 12, 1997 |
| 5620968 |
7-substituted-amino-3-substituted-3-cephem-4-carboxylic acids |
Apr. 15, 1997 |
| 5604217 |
7-acyl-3-(substituted carbamoyloxy) cephem compounds and process for their preparation |
Feb. 18, 1997 |
| 5602117 |
Cephalosporin compounds |
Feb. 11, 1997 |
| 5599557 |
Stable hydrated cephalosporin dry powder for oral suspension formulation |
Feb. 4, 1997 |
| 5595986 |
Stably storable and readily water soluble composition of cephalosporin for injections |
Jan. 21, 1997 |
| 5593984 |
Cephalosporin derivatives |
Jan. 14, 1997 |
| 5587372 |
Cephalosporins |
Dec. 24, 1996 |
| 5587373 |
2-acyloxycephem derivatives |
Dec. 24, 1996 |
| 5585372 |
Tricyclic cefem sulphones |
Dec. 17, 1996 |
| 5580865 |
2,2-disubstituted cephem sulphones |
Dec. 3, 1996 |
| 5567698 |
Pyridinium thiomethyl substituted chepholosporin derivatives |
Oct. 22, 1996 |
| 5556850 |
Crystalline acid addition salts of diastereomerically pure 1-(2,2-dimethyl-propionyloxy)-ethyl-3-cephem-4-carboxylate |
Sep. 17, 1996 |
| 5541176 |
3-thioheteroaryl cephalosporin compounds, compositions and methods of use |
Jul. 30, 1996 |
| 5541175 |
Cephalosporin antibiotics |
Jul. 30, 1996 |
| 5541177 |
3-aryl or heteroaryl-7-heteroaralkylamido cephalosporin compounds, compositions and methods of use |
Jul. 30, 1996 |
| 5534507 |
3-aryl or heteroaryl-7-heteroaralkylamido cephalosporin compounds, compositions and methods of use |
Jul. 9, 1996 |
| 5527792 |
7-substituted-amino-3-substituted-3-cephem-4-carboxylic acids |
Jun. 18, 1996 |
| 5523400 |
Cephalosporin antibiotics |
Jun. 4, 1996 |
| 5514561 |
Fluorogenic and chromogenic .beta.-lactamase substrates |
May. 7, 1996 |
| 5498777 |
3-thioheteroaryl cephalosporin compounds, compositions and methods of use |
Mar. 12, 1996 |
| 5480879 |
Quinolonecarboxylic acids |
Jan. 2, 1996 |
| 5461043 |
Diastereomers of 1-(isopropoxycarbonyloxy)ethyl 3-cephem-4-carboxylate |
Oct. 24, 1995 |
| 5455238 |
Cephalosporins |
Oct. 3, 1995 |
| 5455239 |
3-aryl of heteroaryl-7-heteroaralkylamido cephalosporin compounds, compositions and methods of use |
Oct. 3, 1995 |
| 5446037 |
2-[(substituted) methylene]cephalosporin sulfones as antiinflammatory, antidegenerative and antithrombin agents |
Aug. 29, 1995 |
| 5439904 |
2-spiro(2'-spirocycloalkyl)cyclopropyl cephalosporin sulfones as antiinflammatory and antigenerative agents |
Aug. 8, 1995 |
| 5438052 |
Cephalosporin derivatives |
Aug. 1, 1995 |
| 5416080 |
Cephalosporins |
May. 16, 1995 |
| 5409917 |
Topical treatment of acne with cephalosporins |
Apr. 25, 1995 |
| 5409918 |
Crystalline cephem acid addition salts and process for their preparation |
Apr. 25, 1995 |
| 5409919 |
Pharmaceutically acceptable salt of 7B-[2-(5-amino-1,2,4-thio-diazol-3-yl)-2(Z)-metho-xyiminoacetamido]-3-[( imidazo[1,2-b]pyridazinium-1-yl)methyl]-3-cephem-4-carboxylate and composition c |
Apr. 25, 1995 |
| 5397779 |
Cephalosporins |
Mar. 14, 1995 |
| RE34865 |
Cephalosporin derivatives |
Feb. 21, 1995 |
| 5389627 |
Cephem compounds |
Feb. 14, 1995 |
| 5389626 |
3-aryloxmethyl-cephalosporin derivatives, and their medical use |
Feb. 14, 1995 |
| 5389625 |
Cephalosporin compounds |
Feb. 14, 1995 |
| 5373000 |
7Beta-(thiadiazolyl)-2-iminoacetamido-3cephem compounds |
Dec. 13, 1994 |
| 5373001 |
Cephalosporins |
Dec. 13, 1994 |
| 5366970 |
Cephem compounds and pharmaceutically acceptable salts thereof |
Nov. 22, 1994 |
| 5364848 |
Substituted cephalosporin sulfones as anti-inflammatory and antidegenerative agents |
Nov. 15, 1994 |
| 5362722 |
Cephalosporin antibacterial agents |
Nov. 8, 1994 |
| 5350753 |
Pharmaceutical combination preparations containing cephalosporin and xanthine derivatives and their use |
Sep. 27, 1994 |
| 5348952 |
.beta.-lactam derivatives of the cephem sulphone type |
Sep. 20, 1994 |
| 5348951 |
Cephalosporins |
Sep. 20, 1994 |
| 5336673 |
3-substituted cephem compounds |
Aug. 9, 1994 |
| 5324721 |
3-Substituted cephalosporins, and their use as medicaments |
Jun. 28, 1994 |
| 5318781 |
Absorption enhancement of antibiotics |
Jun. 7, 1994 |
| 5312813 |
Biofilm reduction method |
May. 17, 1994 |
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