US3082210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
New 10-(azetidinyl-alkyl)phenthiazines
Assignee: Rhone Poulenc SA
•
Filing: 1960-10-21
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Granted: 1963-03-19
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Expires: 1980-10-21
Abstract
No abstract record available.
Inventors
- 👤 Jacob Robert Michel
- 👤 Robert Jacques Georges
- 👤 Gaillard Roland Armand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:35
CPC Classifications
C; C07; C07D; C07D417/00; C07D417/02; C07D417/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A MEMBER OF THE CLASS CONSISTING OF THE PHENTHIAZINE DERIVATIVES OF THE FORMULA:
Claim 2
Dependent Claim
13 words
A MEMBER OF THE CLASS CONSISTING OF THE PHENTHIAZINE DERIVATIVES OF THE FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |