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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 |
| 5306717 |
Cephalosporin derivatives |
Apr. 26, 1994 |
| 5276024 |
3-substituted cephalosporins, and their use as medicaments |
Jan. 4, 1994 |
| 5264429 |
2-spirocyclopropyl cephalosporin sulfone derivatives |
Nov. 23, 1993 |
| 5264430 |
2-spirocyclopropyl cephalosporin sulfone derivatives |
Nov. 23, 1993 |
| 5262410 |
3-heterocyclic thiomethyl cephalosporins |
Nov. 16, 1993 |
| 5258377 |
2-spirocyclopropyl 4-acylcephems |
Nov. 2, 1993 |
| 5254545 |
Injectable preparations containing cephalosporin medicament |
Oct. 19, 1993 |
| 5246926 |
Cephalosporin derivatives |
Sep. 21, 1993 |
| 5244891 |
Injectable compositions of cefepime dihydrochloride hydrate |
Sep. 14, 1993 |
| 5244890 |
Cephem compounds |
Sep. 14, 1993 |
| 5234920 |
Antibiotic C-7 catechol-substituted cephalosporin compounds, compositions, and method of use thereof |
Aug. 10, 1993 |
| 5232918 |
Cephalosporin derivatives |
Aug. 3, 1993 |
| 5223496 |
Cephalosporin antibiotics |
Jun. 29, 1993 |
| 5219848 |
Cephem compounds |
Jun. 15, 1993 |
| 5215982 |
Cephem compounds |
Jun. 1, 1993 |
| 5210080 |
Cephem compounds |
May. 11, 1993 |
| 5194433 |
Antibiotic C-3 catechol-substituted cephalosporin compounds, compositions and method of use thereof |
Mar. 16, 1993 |
| 5194432 |
Cephem compounds |
Mar. 16, 1993 |
| 5190748 |
Absorption enhancement of antibiotics |
Mar. 2, 1993 |
| 5187160 |
Cephem compound |
Feb. 16, 1993 |
| 5173485 |
Cephem compounds |
Dec. 22, 1992 |
| 5158946 |
Cephalosporin derivatives and pharmaceutical compositions |
Oct. 27, 1992 |
| 5151417 |
3-substituted vinyl cephalosporin derivatives |
Sep. 29, 1992 |
| 5147871 |
Anti-bacterial cephalosporin compounds |
Sep. 15, 1992 |
| 5143911 |
Antibiotic C-3 di-hydroxyphenyl substituted cephalosporin compounds, compositions and method of use thereof |
Sep. 1, 1992 |
| 5143910 |
Piperaziniocephalosporins |
Sep. 1, 1992 |
| 5126336 |
Antibiotic C-3 catechol-substituted cephalosporin compounds, compositions and method of use thereof |
Jun. 30, 1992 |
| 5120728 |
Cephalosporin compounds |
Jun. 9, 1992 |
| RE33948 |
.beta.-lactam antibiotics |
Jun. 2, 1992 |
| 5114933 |
Cephalosporin compounds |
May. 19, 1992 |
| 5108997 |
Cephem compounds |
Apr. 28, 1992 |
| 5106842 |
Antibiotic C-3 cyclobutenedione substituted (1-carba)cephalosporin compounds, compositions, and methods of use thereof |
Apr. 21, 1992 |
| 5095011 |
Lyophilized cefepime dihydrochloride for parenteral use |
Mar. 10, 1992 |
| 5095012 |
Antibiotic C-7 catechol-substituted cephalosporin compounds, compositions, and method of use thereof |
Mar. 10, 1992 |
| 5089491 |
3-propenylcephem derivative |
Feb. 18, 1992 |
| 5084453 |
1-carboxy-1-vinyloxyimino aminothiazole cephalosporin derivatives |
Jan. 28, 1992 |
| 5079241 |
Cephalosporin derivatives and pharmaceutical compositions in which they are present |
Jan. 7, 1992 |
| 5079242 |
Substituted 3-cephem compounds as antibacterial agents |
Jan. 7, 1992 |
| 5077286 |
Beta-lactam derivatives of the 4-acylcephem sulphone and 3-acylpenam sulphone-type |
Dec. 31, 1991 |
| 5073550 |
Cephalosphorins with sulfur-containing oxyimino side chain |
Dec. 17, 1991 |
| 5064824 |
Cephalosporin compounds |
Nov. 12, 1991 |
| 5064649 |
Cephalosporin derivatives |
Nov. 12, 1991 |
| 5063224 |
R-cefuroxime axetil |
Nov. 5, 1991 |
| 5061702 |
Cephem compound as an antimicrobial agent |
Oct. 29, 1991 |
| 5055462 |
Cephalosporin compounds |
Oct. 8, 1991 |
| 5049558 |
Cephalosporin derivatives |
Sep. 17, 1991 |
| 5028601 |
Cephalosporin compounds and antibacterial agents |
Jul. 2, 1991 |
| 5026695 |
7-acylamino-3-substituted cephalosporanic acid derivatives |
Jun. 25, 1991 |
| 5019570 |
Cephalosporin compounds |
May. 28, 1991 |
| 5013730 |
Cephem derivatives |
May. 7, 1991 |
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