US3462533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for protecting against liver damage using aminoacetonitrile derivatives
Assignee: Kyorin Pharmaceutical Co Ltd
•
Filing: 1966-06-17
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Granted: 1969-08-19
•
Expires: 1986-06-17
Abstract
No abstract record available.
Inventors
- 👤 Tsutomu Irikura
- 👤 Keigo Nishino
- 👤 Seigo Suzue
- 👤 Keiichi Ushiyama
- 👤 Hirotaka Shinoda
- 👤 Yoshinori Hasegawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:16
CPC Classifications
C; C07; C07C; C07C255/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3185707A
Cited
US3141018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-18 | 1973-02-17 | 1973-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-18 | 1977-02-17 | 1977-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-18 | 1981-02-17 | 1981-08-19 | $7700.00 | Window Closed / Lapsed |