US2501966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Halogenation of peroxides
Assignee: Shell Development Co
•
Filing: 1946-06-24
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Granted: 1950-03-28
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Expires: 1966-06-24
Abstract
No abstract record available.
Inventors
- 👤 Frederick F Rust
- 👤 William E Vaughan
- 👤 Robert W Wheatcroft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:40
CPC Classifications
C; C07; C07C; C07C409/00; C07C409/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A PROCESS FOR THE PRODUCTION OF HALOGENATED ORGANIC PEROXIDES BY THE DIRECT HALO-SUBSTITUTION OF THE CORRESPONDING ORGANIC PEROXIDES CONTAINING FEWER HALOGEN ATOMS WHICH COMPRISES REACTING AN ORGANIC PEROXIDE OF THE GENERAL FORMULA:
Claim 2
Dependent Claim
32 words
A PROCESS FOR THE PRODUCTION OF HALOGENATED ORGANIC PEROXIDES BY THE DIRECT HALO-SUBSTITUTION OF THE CORRESPONDING ORGANIC PEROXIDES CONTAINING FEWER HALOGEN ATOMS WHICH COMPRISES REACTING AN ORGANIC PEROXIDE OF THE GENERAL FORMULA:
References Cited (Backward Citations)
US2346568A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-27 | 1953-09-26 | 1954-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-27 | 1957-09-26 | 1958-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-27 | 1961-09-26 | 1962-03-28 | $7700.00 | Window Closed / Lapsed |