US2605291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
beta-hydroxydialkyl peroxides
Assignee: California Research LLC
•
Filing: 1950-07-17
•
Granted: 1952-07-29
•
Expires: 1970-07-17
Abstract
No abstract record available.
Inventors
- 👤 Maurice R Barusch
- 👤 Jack Q Payne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:57
CPC Classifications
C; C07; C07C; C07C409/00; C07C409/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
THE METHOD OF PRODUCING B-HYDROXYDIALKYL PEROXIDES WHICH COMPRISES CONDENSING AN EPOXYALKANE HAVING THE OXYGEN LINKED TO TWO ADJACENT CARBON ATOMS WITH AN ALKYL HYDROPEROXIDE.
Claim 2
Dependent Claim
4 words
PEROXIDES HAVING THE FORMULA
References Cited (Backward Citations)
US2115206A
Cited
US2115207A
Cited
US2298405A
Cited
US2537853A
Cited
US2455569A
Cited
US2562897A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |