US3197477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Allylhydantoins
Assignee: STWB Inc
•
Filing: 1962-06-06
•
Granted: 1965-07-27
•
Expires: 1982-06-06
Abstract
No abstract record available.
Inventors
- 👤 Franklyn W Gubitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:00
CPC Classifications
C; C07; C07D; C07D233/00; C07D233/54; C07D233/66; C07D233/72; C07D233/74; C07D233/76; C07D233/78; C07F; C07F3/00; C07F3/10; C07F3/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND HAVING THE FORMULA
References Cited (Backward Citations)
US2466177A
Cited
US2687416A
Cited
US2366221A
Cited
US2556791A
Cited
US2605285A
Cited
US2572568A
Cited
GB846601A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |