US3093654A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Guanidino-imidazoline compositions and methods for their preparation
Assignee: Wyeth Holdings LLC
•
Filing: 1960-11-30
•
Granted: 1963-06-11
•
Expires: 1980-11-30
Abstract
No abstract record available.
Inventors
- 👤 Clyde S Scanley
- 👤 Frederick H Siegele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:38
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/08; C23F11/10; C23F11/14; C23F11/149; C07; C07D; C07D233/00; C07D233/04; C07D233/06; C07D233/08; C07D233/12; C07D233/16; Y; Y10; Y10S; Y10S507/00; Y10S507/939
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
16 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF GUANIDINO-IMIDAZOLINES AND MIXTURES OF GUANIDINO-IMIDAZOLINES OF THE FORMULA:
Claim 2
Dependent Claim
16 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF GUANIDINO-IMIDAZOLINES AND MIXTURES OF GUANIDINO-IMIDAZOLINES OF THE FORMULA:
References Cited (Backward Citations)
US2899442A
Cited
US2819284A
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US2917376A
Cited
US2940927A
Cited
US2889334A
Cited
US3008898A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |