Patent US3019245A successfully refreshed from Google Patents.
US3019245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Halo-disulfamylanilines
Assignee: Merck and Co Inc
•
Filing: 1959-11-23
•
Granted: 1962-01-30
•
Expires: 1979-11-23
Abstract
No abstract record available.
Inventors
- 👤 Frederick C Novello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:46
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/16; A61K31/18; C; C07; C07C; C07C311/00; C07C311/15; C07C311/30; C07C311/37
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
DISULFAMYLANILINE DERIVATIVES SELECTED FROM THE GROUP CONSISTING OF (1) COMPOUNDS HAVING THE FORMULA
Claim 2
Dependent Claim
13 words
DISULFAMYLANILINE DERIVATIVES SELECTED FROM THE GROUP CONSISTING OF (1) COMPOUNDS HAVING 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) | 1965-01-29 | 1965-07-31 | 1966-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-29 | 1969-07-31 | 1970-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-29 | 1973-07-31 | 1974-01-30 | $7700.00 | Window Closed / Lapsed |