US2561350A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxidation of benzyl ether
Assignee: Givaudan Roure Corp
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Filing: 1948-07-20
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Granted: 1951-07-24
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Expires: 1968-07-20
Abstract
No abstract record available.
Inventors
- 👤 Frederick G Eichel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:30
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/27; C07C45/32; C07C29/00; C07C29/09; C07C29/10; C07C51/00; C07C51/16; C07C51/21; C07C51/255; Y; Y10; Y10S; Y10S585/00; Y10S585/919; Y10S585/92
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
A PROCESS FOR OXIDIZING BENZYL ETHER WHICH COMPRISES REACTING BENZYL ETHER AND AT LEAST ONE MATERIAL SELECTED FROM THE GROUP CONSISTING OF OXYGEN AND AIR AT A TEMPERATURE WITHIN THE RANGE OF ABOUT 160* C. TO ABOUT 300* C.
Claim 2
Dependent Claim
39 words
A PROCESS FOR OXIDIZING BENZYL ETHER WHICH COMPRISES REACTING BENZYL ETHER AND AT LEAST ONE MATERIAL SELECTED FROM THE GROUP CONSISTING OF OXYGEN AND AIR AT A TEMPERATURE WITHIN THE RANGE OF ABOUT 160* C. TO ABOUT 300* C.
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) | 1954-07-23 | 1955-01-22 | 1955-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-23 | 1959-01-22 | 1959-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-23 | 1963-01-22 | 1963-07-24 | $7700.00 | Window Closed / Lapsed |