US3055911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Substituted tetrazoles
Assignee: Individual
•
Filing: 1958-04-29
•
Granted: 1962-09-25
•
Expires: 1978-04-29
Abstract
No abstract record available.
Inventors
- 👤 William G Finnegan
- 👤 Ronald A Henry
- 👤 Skolnik Sol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:39
CPC Classifications
C; C07; C07D; C07D257/00; C07D257/02; C07D257/04; C06; C06B; C06B43/00; C06B45/00; C06B45/04; C06B45/06; C06B45/10; C06B45/105; C07D257/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
12 words
A CHEMICAL COMPOUND OF THE GROUP CONSISTING OF COMPOUNDS OF THE FORMULA
References Cited (Backward Citations)
US2480852A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-24 | 1966-03-26 | 1966-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-24 | 1970-03-26 | 1970-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-24 | 1974-03-26 | 1974-09-25 | $7700.00 | Window Closed / Lapsed |