US3322818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
New benzoylphenyl carbamates
Assignee: Pharmacia and Upjohn Co
•
Filing: 1963-03-04
•
Granted: 1967-05-30
•
Expires: 1983-03-04
Abstract
No abstract record available.
Inventors
- 👤 Arthur R Hanze
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:52
CPC Classifications
C; C07; C07C; C07C271/00; C07C271/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA:
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA:
References Cited (Backward Citations)
US2362508A
Cited
US2485550A
Cited
US2677698A
Cited
US2787631A
Cited
US2951834A
Cited
US2873291A
Cited
US3060225A
Cited
US3012068A
Cited
US3096359A
Cited
US3091633A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |