US2474849A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of organic disulfides
Assignee: Velsicol Corp
•
Filing: 1946-12-20
•
Granted: 1949-07-05
•
Expires: 1966-12-20
Abstract
No abstract record available.
Inventors
- 👤 Kleiman Morton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:51
CPC Classifications
C; C07; C07D; C07D409/00; C07D409/02; C07D409/12; C07B; C07B45/00; C07B45/06; C07C; C07C319/00; C07C319/22; C07C319/24; C07C329/00; C07C329/12; C07C333/00; C07C333/14; C07C333/30; C07D277/00; C07D277/60; C07D277/62; C07D277/68; C07D277/70; C07D277/76; C07D277/78; C07D333/00; C07D333/02; C07D333/04; C07D333/26; C07D333/30; C07D333/34; C07D417/00; C07D417/02; C07D417/04; C10; C10M; C10M1/00; C10M1/08; C07C2601/00; C07C2601/06; C07C2601/08; C07C2601/12; C07C2601/14; C10M2219/00; C10M2219/08; C10M2219/082; C10M2219/086; C10M2219/09; C10N; C10N2040/00; C10N2040/14; C10N2040/16; C10N2040/17
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2045766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-04 | 1953-01-03 | 1953-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-04 | 1957-01-03 | 1957-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-04 | 1961-01-03 | 1961-07-05 | $7700.00 | Window Closed / Lapsed |