US3160661A
Expired / Lapsed
US
⏱️ 0.0 years remaining
6-deoxytetracyclines
Assignee: Wyeth Holdings LLC
•
Filing: 1958-07-28
•
Granted: 1964-12-08
•
Expires: 1978-07-28
Abstract
No abstract record available.
Inventors
- 👤 Mccormick Jerry Robert Daniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:21
CPC Classifications
C; C07; C07C; C07C233/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
A COMPOUND SELECTED FROM THE GROUP CONSITING OF 6-DEOXYTETRACYCLINES OF THE FORMULA:
Claim 2
Dependent Claim
12 words
A COMPOUND SELECTED FROM THE GROUP CONSITING OF 6-DEOXYTETRACYCLINES OF THE FORMULA:
References Cited (Backward Citations)
BE523640A
Cited
BE525518A
Cited
CA500955A
Cited
US2744932A
Cited
GB747779A
Cited
US2712517A
Cited
US2731497A
Cited
US2786077A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-08 | 1968-06-08 | 1968-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-08 | 1972-06-08 | 1972-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-08 | 1976-06-08 | 1976-12-08 | $7700.00 | Window Closed / Lapsed |