Patent US2522016A successfully refreshed from Google Patents.
US2522016A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Di-organo peroxide
Assignee: California Research LLC
•
Filing: 1948-12-13
•
Granted: 1950-09-12
•
Expires: 1968-12-13
Abstract
No abstract record available.
Inventors
- 👤 Jr George H Denison
- 👤 John E Hanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:06
CPC Classifications
C; C07; C07C; C07C409/00; C07C409/16; C07C409/18; C07C407/00; C07C2601/00; C07C2601/06; C07C2601/08; C07C2601/12; C07C2601/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
THE PROCESS OF AUTOCONDENSING ORGANO HYDROPEROXIDE TO DI-ORANGO PEROXIDE, WHEREIN SAID ORGANO GROUP CONSISTS ESSENTIALLY OF A HYDROCARBON HYDROPEROXIDE WITH STRONG ACID AS THE SOLE REACTANTS, UNDER THE FOLLOWING MILD CONDITIONS: THE CONTACT TIME BEING LESS THAN 90 MIN-
Claim 2
Dependent Claim
39 words
THE PROCESS OF AUTOCONDENSING ORGANO HYDROPEROXIDE TO DI-ORANGO PEROXIDE, WHEREIN SAID ORGANO GROUP CONSISTS ESSENTIALLY OF A HYDROCARBON HYDROPEROXIDE WITH STRONG ACID AS THE SOLE REACTANTS, UNDER THE FOLLOWING MILD CONDITIONS: THE CONTACT TIME BEING LESS THAN 90 MIN-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-11 | 1954-03-13 | 1954-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-11 | 1958-03-13 | 1958-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-11 | 1962-03-13 | 1962-09-12 | $7700.00 | Window Closed / Lapsed |