US4066681A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thiol- and thioncarbamates and process for preparing same
Assignee: Ortho Pharmaceutical Corp
•
Filing: 1975-12-31
•
Granted: 1978-01-03
•
Expires: 1995-12-31
Abstract
Abstract Thiol- and thioncarbamates are described. The thiol- and thioncarbamates are useful as antifertility agents.
Inventors
- 👤 Michael P. Wachter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:52
CPC Classifications
C; C07; C07D; C07D277/00; C07D277/60; C07D277/62; C07D277/68; C07D295/00; C07D295/16; C07D295/20; C07D295/21
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
1 words
Ethyl-exo-5-N-(5,6-dihydro-endo-dicyclopentadienyl)-thiolcarbamate.
Claim 2
Dependent Claim
1 words
Ethyl-exo-5-N-(5,6-dihydro-endo-dicyclopentadienyl)-thiolcarbamate.
References Cited (Backward Citations)
US2723989A
Cited
US3330643A
Cited
FR1310953A
Cited
US3719702A
Cited
US3742007A
Cited
US3687653A
Cited
US3953427A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-01-02 | 1981-07-04 | 1982-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-01-02 | 1985-07-04 | 1986-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-01-02 | 1989-07-04 | 1990-01-03 | $7700.00 | Window Closed / Lapsed |