Patent US2735870A successfully refreshed from Google Patents.
US2735870A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Peroxides of saturated cyclic terpenes
Assignee: —
•
Filing: —
•
Granted: 1956-02-21
•
Expires: 1973-02-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:09
CPC Classifications
C; C07; C07C; C07C409/00; C07C409/02; C07C409/14; C07C407/00; C07C2601/00; C07C2601/12; C07C2601/14; C07C2602/00; C07C2602/36; C07C2602/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
4 words
A TERTIARY PINANYL HYDROPEROXIDE.
Claim 2
Dependent Claim
4 words
A TERTIARY PINANYL HYDROPEROXIDE.
References Cited (Backward Citations)
GB190104200A
Cited
US2066717A
Cited
FR906347A
Cited
US2430864A
Cited
US2569462A
Cited
US2632772A
Cited
US2535345A
Cited
US2535344A
Cited
US2584773A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-20 | 1959-08-22 | 1960-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-20 | 1963-08-22 | 1964-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-20 | 1967-08-22 | 1968-02-21 | $7700.00 | Window Closed / Lapsed |