Inventor

Harry George Pars

Inventor

Lexington, MA, US

Overview

1976–1996

Patent span

Chemistry

Primary field (CPC C)

Patents· 14 as inventor

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

C07Dprimary

C07DHeterocyclic compounds71%

A61KPreparations for medical, dental or toiletry purposes24%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations6%

PatentTitleYear

5,498,419'Fumarate salt of 4-(diethyl-3-(1-methyloctyl)-7,8,9,10-tetrahydro-6,6,9-trimethyl-6H-dibe nzo[b,d]pyran-1-ol, 4-(diethyl-amino) butyric'1996 4,126,695'Anti-glaucoma composition and method'1978 4,126,694'Composition and method for treating glaucoma'1978 4,042,694'Novel heterocyclic esters of benzopyranopyridines'1977 4,020,163'Use of heterocyclic esters of 5H-[1]benzopyrano [3,4-b]pyridines as analgesics'1977 3,994,922'Benzopyrans and intermediates for the preparation of pyrrolo benzopyrans'1976 3,991,194'Heterocyclic esters of benzopyranopyridines'1976 3,987,190'Method of treating hypertension with, and compositions useful therein containing, a 4H-thieno[2,3-c][1]benzopyran or a 3H,5H-thiopyrano[2,3-c][1 ]'1976 3,972,880'Morpholine containing esters of thienobenzopyrans and thiopyranobenzopyrans'1976 3,960,871'Esters of thienobenzopyrans and thiopyranobenzopyrans'1976 3,951,970'Resorcinol amine derivatives'1976 3,941,782'Heterocyclic esters of benzopyrans'1976 3,940,421'Intermediates for the preparation of thienobenzopyrans and thiopyranobenzopyrans'1976 3,934,024'Method of producing analgesia and compositions useful therein'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1977Patents assigned to SHARPS ASS (9)· patent assignee history

1976Patents assigned to LITTLE INC A (2)· patent assignee history

1976–1978Based in Lexington, MA, US· patent location history

1978Patents assigned to SISA INC (2)· patent assignee history

1996Based in Concord, MA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SHARPS ASS	9	1976–1977
LITTLE INC A	2	1976
SISA INC	2	1978

Locations

Location	Patents	Span
Lexington, Massachusetts, US	13	1976–1978
Concord, Massachusetts, US	1	1996