William J. Leanza

Person

Berkeley Heights, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Homoerythromycin A derivatives modified at the 4"-and 8A-positions
- Patent number 5,985,844
- Issue date Nov 16, 1999
- Merck & Co., Inc.
- James V. Heck
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Coconjugates of OMPC, HIV related peptides and anionic moieties
- Patent number 5,606,030
- Issue date Feb 25, 1997
- Merck & Co., Inc.
- Emilio A. Emini
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Acidic derivatives of homocysteine thiolactone
- Patent number 5,274,122
- Issue date Dec 28, 1993
- Merck & Co., Inc.
- Richard L. Tolman
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-acyl derivatives of thienamycin
- Patent number 4,839,352
- Issue date Jun 13, 1989
- Merck & Co., Inc.
- Louis Barash
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
6-substituted-2-carbaminidoyl-pen-2-em-3-carboxylic acids
- Patent number 4,748,162
- Issue date May 31, 1988
- Merck & Co., Inc.
- William J. Leanza
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Crystalline dimethyliminothienamycin
- Patent number 4,713,451
- Issue date Dec 15, 1987
- Merck & Co., Inc.
- William J. Leanza
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-unsaturated alkylthio-pen-2-em-3-carboxylic acids
- Patent number 4,675,317
- Issue date Jun 23, 1987
- Merck & Co., Inc.
- Frank P. DiNinno
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
6-(1-hydroxyethyl)-2-carbamimidoyl-pen-2-em-3-carboxylic acids
- Patent number 4,650,794
- Issue date Mar 17, 1987
- Merck & Co., Inc.
- Burton G. Christensen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing substituted 2-thioxopenams and 2-substituted...
- Patent number 4,610,823
- Issue date Sep 9, 1986
- Merck & Co., Inc.
- Frank P. DiNinno
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N- And carboxyl derivatives of thienamycin
- Patent number 4,397,861
- Issue date Aug 9, 1983
- Merck & Co., Inc.
- Burton G. Christensen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted N-methylene derivatives of thienamycin
- Patent number 4,335,043
- Issue date Jun 15, 1982
- Merck & Co., Inc.
- Burton G. Christensen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted N-methylene derivatives of thienamycin
- Patent number 4,311,704
- Issue date Jan 19, 1982
- Merck & Co., Inc.
- Burton G. Christensen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-Alkyl-N-iminomethyl derivatives of thienamycin
- Patent number 4,309,438
- Issue date Jan 5, 1982
- Merck & Co., Inc.
- Burton G. Christensen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-Alkylated derivatives of thienamycin
- Patent number 4,235,920
- Issue date Nov 25, 1980
- Merck & Co., Inc.
- Burton G. Christensen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-Alkyl-N-acyl derivatives of thienamycin
- Patent number 4,235,917
- Issue date Nov 25, 1980
- Merck & Co., Inc.
- Burton G. Christensen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted N-methylene derivatives of thienamycin sulfoxide and su...
- Patent number 4,232,030
- Issue date Nov 4, 1980
- Merck & Co., Inc.
- Burton G. Christensen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
O-, N- and carboxyl derivatives of thienamycin
- Patent number 4,226,870
- Issue date Oct 7, 1980
- Merck & Co., Inc.
- Burton G. Christensen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
O-Derivatives of thienamycin
- Patent number 4,208,330
- Issue date Jun 17, 1980
- Merck & Co., Inc.
- Burton G. Christensen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted N-methylene derivatives of thienamycin
- Patent number 4,194,047
- Issue date Mar 18, 1980
- Merck & Co., Inc.
- Burton G. Christensen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-alkylated derivatives of thienamycin sulfoxide and sulfone
- Patent number 4,150,145
- Issue date Apr 17, 1979
- Merck & Co., Inc.
- Burton G. Christensen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Probenecidoxymethyl and 1-ethyl esters of ampicillin
- Patent number 3,931,150
- Issue date Jan 6, 1976
- Merck & Co., Inc.
- Burton G. Christensen
- C07 - ORGANIC CHEMISTRY

William J. Leanza

Person

Patents Grantslast 30 patents

Homoerythromycin A derivatives modified at the 4"-and 8A-positions

Coconjugates of OMPC, HIV related peptides and anionic moieties

Acidic derivatives of homocysteine thiolactone

N-acyl derivatives of thienamycin

6-substituted-2-carbaminidoyl-pen-2-em-3-carboxylic acids

Crystalline dimethyliminothienamycin

2-unsaturated alkylthio-pen-2-em-3-carboxylic acids

6-(1-hydroxyethyl)-2-carbamimidoyl-pen-2-em-3-carboxylic acids

Process for preparing substituted 2-thioxopenams and 2-substituted...

N- And carboxyl derivatives of thienamycin

Substituted N-methylene derivatives of thienamycin

Substituted N-methylene derivatives of thienamycin

N-Alkyl-N-iminomethyl derivatives of thienamycin

N-Alkylated derivatives of thienamycin

N-Alkyl-N-acyl derivatives of thienamycin

Substituted N-methylene derivatives of thienamycin sulfoxide and su...

O-, N- and carboxyl derivatives of thienamycin

O-Derivatives of thienamycin

Substituted N-methylene derivatives of thienamycin

N-alkylated derivatives of thienamycin sulfoxide and sulfone

Probenecidoxymethyl and 1-ethyl esters of ampicillin