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Inventor

Gretchen Ellen Wiegand

Inventor
Pearl River, NY, US

Overview

2→
Patents
1976
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C07Dprimary
C07DHeterocyclic compounds100%
PatentTitleYear
3,997,530'Substituted enaminoketones'19763,957,805'Substituted pyridines and diazines and methods of preparing the same'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to AMERICAN CYANAMID CO (2)· patent assignee history
1976Based in Pearl River, NY, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AMERICAN CYANAMID CO21976
Locations
LocationPatentsSpan
Pearl River, New York, US21976