Patent JPS5283591A successfully refreshed from Google Patents.
JPS5283591A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Thienothiepin or oxepin derivatives
Assignee: Daiichi Pharmaceutical Co Ltd
•
Filing: 1976-01-01
•
Granted: —
•
Expires: 1996-01-01
Abstract
Abstract PURPOSE: Thionothiepin or oxepin derivatives of formula II(R 1 and R 2 are H, lower alkyl; Y is O,S; A is thiophene ring); for example, 4,10-dihydro10-oxobenzo[b] thieno[2,3-e] oxepin-7-acetic acid. COPYRIGHT: (C)1977,JPO&Japio
Inventors
- 👤 Hiroaki Tagawa
- 👤 Katsujiro Ueno
- 👤 Renzo Domori
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-10-23 05:38
CPC Classifications
—
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.