US3250804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
(alpha-alkylideneacyl)phenoxy-and phenylthio-methanesulfonic acids
Assignee: Merck and Co Inc
•
Filing: 1963-02-27
•
Granted: 1966-05-10
•
Expires: 1983-02-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Edward J Cragoe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:01
CPC Classifications
C; C07; C07C; C07C323/00; C07C323/64; C07C323/66; C07C303/00; C07C303/02; C07C303/22; C07C303/32; C07C309/00; C07C309/01; C07C309/02; C07C309/03; C07C309/07; C07C309/09; C07C309/11; C07C319/00; C07C319/14; C07C319/20; C07C45/00; C07C45/45; C07C45/46; C07C49/00; C07C49/76; C07C49/82; C07C49/825
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
14 words
A PRODUCT SELECTED FROM THE GROUP CONSISTING OF A COMPOUND HAVING THE STRUCTURAL FORMULA:
Claim 2
Dependent Claim
14 words
A PRODUCT SELECTED FROM THE GROUP CONSISTING OF A COMPOUND HAVING THE STRUCTURAL FORMULA:
Claim 3
Dependent Claim
14 words
A PRODUCT SELECTED FROM THE GROU CONSISTING OF A COMPOUND HAVING THE STRUCTURAL FORMULA
Claim 4
Dependent Claim
14 words
A PRODUCT SELECTED FROM THE GROU CONSISTING OF A COMPOUND HAVING THE STRUCTURAL 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) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |