US4067895A
Expired / Lapsed
US
⏱️ 0.0 years remaining
N-(para-hydroxybiphenyl)amides
Assignee: Sandoz AG
•
Filing: 1975-09-12
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Granted: 1978-01-10
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Expires: 1995-09-12
Abstract
No abstract record available.
Inventors
- 👤 K Hofer
- 👤 G Tscheulin
- 👤 R Moesch
- 👤 A Voykowitsch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:45
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/30; C07D207/34; C07D207/36; C07D207/40; C07D207/416; C08; C08K; C08K5/00; C08K5/0008; C08K5/005; C08K5/16; C08K5/20; C08K5/34; C08K5/3412; C09; C09K; C09K15/00; C09K15/04; C09K15/20; C09K15/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-01-09 | 1981-07-11 | 1982-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-01-09 | 1985-07-11 | 1986-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-01-09 | 1989-07-11 | 1990-01-10 | $7700.00 | Window Closed / Lapsed |