US3580955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Auto-oxidation of aldehydes in the presence of acylating agents
Assignee: Pennwalt Corp
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Filing: 1968-04-18
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Granted: 1971-05-25
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Expires: 1988-04-18
Abstract
Abstract PEROXY COMPOUNDS ARE PREPARED BY REACTING FREE-OXYGEN, AN ALDEHYDE, AN ORGANIC COMPOUND CONTAINING ACTIVE HALOGEN AND AN ACID ACCEPTOR, UNDER ANHYDROUS CONDITIONS AT A TEMPERATURE BELOW THE DECOMPOSITION TEMPERATURE OF THE DESIRED ACYLPEROXY PRODUCT.
Inventors
- 👤 Richard Anthony Bafford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:09
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0894; C07C; C07C407/00; C07C407/003; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/09; C07F9/095
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-05-24 | 1974-11-23 | 1975-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-24 | 1978-11-23 | 1979-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-24 | 1982-11-23 | 1983-05-25 | $7700.00 | Window Closed / Lapsed |