US2661369A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dicyclohexyl ethane compounds and a method of making same
Assignee: Individual
•
Filing: 1950-10-31
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Granted: 1953-12-01
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Expires: 1970-10-31
Abstract
No abstract record available.
Inventors
- 👤 Erich M H Radde
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:00
CPC Classifications
C; C07; C07C; C07C49/00; C07C49/587; C07C49/703; C07C49/723; C07C45/00; C07C45/51; C07C45/54; C07C45/61; C07C45/63; C07C45/64; C07C45/65; C07C45/67; C07C45/673; C07C49/29; C07C49/337; C07C49/345; C07C49/527; C07C49/573
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
12 words
A(P-CYCLOHEXENONY)- B -(P-HYDROXY ACETO CYCLOHEXANYL) -DIETHYL ETHANE COMPOUNDS OF THE FOLLOWING FORMULA:
References Cited (Backward Citations)
US2392864A
Cited
US2452012A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-30 | 1957-06-01 | 1957-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-30 | 1961-06-01 | 1961-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-30 | 1965-06-01 | 1965-12-01 | $7700.00 | Window Closed / Lapsed |