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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:
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Patent Number Title Of Patent Date Issued
8324175 Compositions and methods for the treatment of cancer Dec. 4, 2012
7723389 N-acetylcysteine compositions and methods for the treatment and prevention of drug toxicity May. 25, 2010
7241756 Combinations of dipeptidyl peptidase IV inhibitors and other antidiabetic agents for the treatment of diabetes mellitus Jul. 10, 2007
7112582 Bicyclic 6-alkylidene-penems as .beta.-lactamase inhibitors Sep. 26, 2006
7094431 Method of healing skin wounds in mammals and a composition therefor Aug. 22, 2006
7078397 Combinations of dipeptidyl peptidase IV inhibitors and other antidiabetic agents for the treatment of diabetes mellitus Jul. 18, 2006
7018997 Tricyclic 6-alkylidene-penems as .beta.-lactamase inhibitors Mar. 28, 2006
6489316 6-(spirocyclopropyl) penicillanic acid 4, 4-dioxides Dec. 3, 2002
6472383 Pharmaceutical formulations Oct. 29, 2002
6426342 Use of .beta.-lactamase inhibitors as neuroprotectants Jul. 30, 2002
6180621 Method and treatment using 1-methylcarbapenem derivatives as an anti-helicobacter pylori agent Jan. 30, 2001
5945413 Aspartyl protease inhibitors Aug. 31, 1999
5939066 Pharmaceutical formulations Aug. 17, 1999
5911985 Pharmaceutical formulations containing a .beta.-lactamase inhibiting penem in combination with .beta.-lactam antibiotic and their use in the treatment of bacterial infections Jun. 15, 1999
5776455 Pharmaceutical formulations Jul. 7, 1998
5637580 Antimicrobial penem-quinolones Jun. 10, 1997
5480880 Penem derivatives Jan. 2, 1996
5008257 Brain-specific drug delivery Apr. 16, 1991
4923856 Penem compounds May. 8, 1990
4876251 Tricyclic penam compounds, their production and their use Oct. 24, 1989
4826833 6-(Substituted)methylene-penicillanic and 6-(substituted)hydroxymethylpenicillanic acids and derivatives thereof May. 2, 1989
4782050 6-beta(substituted)-(S)-hydroxymethylpenicillanic acids and derivatives thereof Nov. 1, 1988
4731360 Acylcarnitines as absorption-enhancing agents for drug delivery through mucous membranes of the nasal, buccal, sublingual and vaginal compartments Mar. 15, 1988
4729989 Enhancement of absorption of drugs from gastrointestinal tract using choline ester salts Mar. 8, 1988
4692441 Chorine esters as absorption-enhancing agents for drug delivery through mucous membranes of the nasal, buccal, sublingual and vaginal cavities Sep. 8, 1987
4650794 6-(1-hydroxyethyl)-2-carbamimidoyl-pen-2-em-3-carboxylic acids Mar. 17, 1987
4614737 2-dioxacycloalkylthiopenem derivatives Sep. 30, 1986
4612337 Method for preparing infection-resistant materials Sep. 16, 1986
4585767 Antibacterial penem derivatives Apr. 29, 1986
4582829 Antibacterial 6'-(2-amino-2-[4-acyloxyphenyl]acetamido)penicillanoyloxymethyl penicillanate 1,1-dioxide compounds Apr. 15, 1986
4540687 Antibacterial 6'-(2-amino-2-[4-acyloxyphenyl]acetamido)penicillanoyloxymethyl penicillanate 1,1-dioxide compounds Sep. 10, 1985
4537886 .beta.-lactam antibacterial agents and compositions containing them Aug. 27, 1985
4524073 .beta.-Lactam compounds Jun. 18, 1985
4505915 6-N-Heterocyclyl penicillins Mar. 19, 1985
4503040 6-(Aminoacyloxymethyl)penicillanic acid 1,1-dioxides as beta-lactamase inhibitors Mar. 5, 1985
4485110 .beta.-Lactam compounds, and use Nov. 27, 1984
4462934 Bis-esters of dicarboxylic acids with amoxicillin and certain hydroxymethylpenicillanate 1,1-dioxides Jul. 31, 1984
4457924 1,1-Alkanediol dicarboxylate linked antibacterial agents Jul. 3, 1984
4452796 6-Aminoalkylpenicillanic acid 1,1-dioxides as beta-lactamase inhibitors Jun. 5, 1984
4446144 Derivatives of penicillanic acid May. 1, 1984
4432987 Crystalline benzenesulfonate salts of sultamicillin Feb. 21, 1984
4428935 Penicillanic acid dioxide prodrug Jan. 31, 1984
4427678 6-Aminomethylpenicillanic acid 1,1-dioxide derivatives as beta-lactamase inhibitors Jan. 24, 1984
4425337 Adjuvants for rectal delivery of drug Jan. 10, 1984
4416880 .beta.-Lactam antibiotics and compositions containing the same Nov. 22, 1983
4382089 Antibacterial amide compounds, compositions thereof and methods of using them May. 3, 1983
4377590 Derivatives of ampicillin and amoxicillin with beta-lactamase inhibitors Mar. 22, 1983
4376767 Pyridylmethyl esters of selected bio-affecting carboxylic acids Mar. 15, 1983
4375434 Process for 6'-amino-penicillanoyloxymethyl penicillanate 1,1-dioxide Mar. 1, 1983
4364957 Bis-esters of alkanediols as antibacterial agents Dec. 21, 1982

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