US2619489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aminothiodiazoles
Assignee: Schenley Industries Inc
•
Filing: 1950-08-14
•
Granted: 1952-11-25
•
Expires: 1970-08-14
Abstract
No abstract record available.
Inventors
- 👤 Horlein Ulrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:21
CPC Classifications
C; C07; C07D; C07D285/00; C07D285/01; C07D285/02; C07D285/04; C07D285/12; C07D285/125; C07D285/135
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
A COMPOUND HAVING ANTHISTAMINE EFFICAY AND HAVING THE FOLLOWING GENERAL FORMULA
Claim 2
Dependent Claim
11 words
A COMPOUND HAVING ANTHISTAMINE EFFICAY AND HAVING THE FOLLOWING GENERAL FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-25 | 1956-05-26 | 1956-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-25 | 1960-05-26 | 1960-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-25 | 1964-05-26 | 1964-11-25 | $7700.00 | Window Closed / Lapsed |