Hsi L. Lee

Person

West Paterson, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Intermediates for the preparation of biotin
- Patent number 4,382,031
- Issue date May 3, 1983
- Hoffmann-La Roche Inc.
- Enrico G. Baggiolini
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of biotin via thieno [3,2c] isoxazoles
- Patent number 4,337,345
- Issue date Jun 29, 1982
- Hoffmann-La Roche Inc.
- Enrico G. Baggiolini
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Certain thia-diazatricyclo[3,3,3,0.sup.8,11 ]tridecanes, and their...
- Patent number 4,320,056
- Issue date Mar 16, 1982
- Hoffmann-La Roche Inc.
- Enrico G. Baggiolini
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Intermediate racemates for the preparation of biotin and a process...
- Patent number 4,284,557
- Issue date Aug 18, 1981
- Hoffmann-La Roche Inc.
- Enrico G. Baggiolini
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hexahydro thieno imadazole intermediates for the synthesis of biotin
- Patent number 4,247,704
- Issue date Jan 27, 1981
- Hoffmann-La Roche Inc.
- Enrico G. Baggiolini
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Isoxazolines and isoxazolidines
- Patent number 4,245,104
- Issue date Jan 13, 1981
- Hoffmann-La Roche Inc.
- Enrico G. Baggiolini
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of biotin
- Patent number 4,189,586
- Issue date Feb 19, 1980
- Hoffmann-La Roche Inc.
- Enrico G. Baggiolini
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Biotin intermediates
- Patent number 4,130,713
- Issue date Dec 19, 1978
- Hoffmann-La Roche Inc.
- Enrico G. Baggiolini
- C07 - ORGANIC CHEMISTRY

Person

Patents Grantslast 30 patents

Intermediates for the preparation of biotin

Preparation of biotin via thieno [3,2c] isoxazoles

Certain thia-diazatricyclo[3,3,3,0.sup.8,11 ]tridecanes, and their...

Intermediate racemates for the preparation of biotin and a process...

Hexahydro thieno imadazole intermediates for the synthesis of biotin

Isoxazolines and isoxazolidines

Preparation of biotin

Biotin intermediates