US2598333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nu-thio bis nu-tetrahydrofurfuryland tetrahydrothenyl-amines
Assignee: Monsanto Chemicals Ltd
•
Filing: 1950-09-29
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Granted: 1952-05-27
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Expires: 1970-09-29
Abstract
No abstract record available.
Inventors
- 👤 Richard O Zerbe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:57
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C07; C07D; C07D307/00; C07D307/02; C07D307/04; C07D307/10; C07D307/14; C07D333/00; C07D333/02; C07D333/04; C07D333/06; C07D333/14; C07D333/20; C08; C08K; C08K5/00; C08K5/0008; C08K5/0025; C10M2219/00; C10M2219/10; C10M2219/102; C10M2219/104; C10M2219/106
Claims Analysis
Total Claims: 0
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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) | 1955-05-27 | 1955-11-26 | 1956-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-27 | 1959-11-26 | 1960-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-27 | 1963-11-26 | 1964-05-27 | $7700.00 | Window Closed / Lapsed |