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Inventor

Richard A. Bychowski

Inventor
Cardiff, CA, US

Overview

3→
Patents
1995–2002
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Dprimary
C07DHeterocyclic compounds33%
A61KPreparations for medical, dental or toiletry purposes17%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations17%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry17%
C01DCompounds of alkali metals, i.e. lithium, sodium, potassium, rubidium, caesium, or francium17%
PatentTitleYear
6,469,021'Non-peptide antagonists of GLP-1 receptor and methods of use'20025,861,398'Benzoperimidine-carboxylic acids and derivatives thereof'19995,478,515'Salt block release agents'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995Patents assigned to MORTON INT INC (1)· patent assignee history
1995Based in Ames, IA, US· patent location history
1999Patents assigned to ALANEX CORP (1)· patent assignee history
1999–2002Based in Cardiff, CA, US· patent location history
2002Patents assigned to AGOURON PHARMA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AGOURON PHARMA12002
ALANEX CORP11999
MORTON INT INC11995
Locations
LocationPatentsSpan
Cardiff, California, US21999–2002
Ames, IA, US11995