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US3239535A
Expired / Lapsed
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1-methylpyrrolidine-1-oxide
Assignee: General Electric Co
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Filing: 1963-10-31
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Granted: 1966-03-08
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Expires: 1983-10-31
Abstract
No abstract record available.
Inventors
- 👤 Jr Scott Searles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:30
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/22; C07D295/24; C07C; C07C291/00; C07C291/02; C07C291/04; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/50; C08G59/5046; C08G59/5053; C08G59/506
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3047579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |