US2918495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing a menthadiene ketone and composition
Assignee: Akzo Nobel Paints LLC
•
Filing: 1957-09-30
•
Granted: 1959-12-22
•
Expires: 1977-09-30
Abstract
No abstract record available.
Inventors
- 👤 Albert B Booth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:34
CPC Classifications
C; C11; C11B; C11B9/00; C11B9/0026; C11B9/0034; C07; C07C; C07C45/00; C07C45/61; C07C45/67; C07C49/00; C07C49/587; C07C49/647
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
1 words
5,8(9)-P-MENTHADINENE-2-ONE.
Claim 2
Dependent Claim
1 words
5,8(9)-P-MENTHADINENE-2-ONE.
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) | 1962-12-21 | 1963-06-22 | 1963-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-21 | 1967-06-22 | 1967-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-21 | 1971-06-22 | 1971-12-22 | $7700.00 | Window Closed / Lapsed |