US3432507A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Certain diazatricyclododecadienones and their preparation
Assignee: Pharmacia and Upjohn Co
•
Filing: 1963-12-04
•
Granted: 1969-03-11
•
Expires: 1983-12-04
Abstract
No abstract record available.
Inventors
- 👤 Leo A Paquette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:39
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/62; C07D213/63; C07D213/64; C07D471/00; C07D471/02; C07D471/08
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA:
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA:
Claim 3
Dependent Claim
8 words
THE PROCESS OF PRODUCING COMPOUNDS OF THE FORMULA:
Claim 4
Dependent Claim
8 words
THE PROCESS OF PRODUCING COMPOUNDS OF THE FORMULA:
Claim 5
Dependent Claim
8 words
THE PROCESS FOR PRODUCING COMPOUNDS OF THE FORMULA:
Claim 6
Dependent Claim
8 words
THE PROCESS FOR PRODUCING COMPOUNDS OF THE FORMULA:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |