Patent US2824138A successfully refreshed from Google Patents.
US2824138A
Expired / Lapsed
US
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Pinonyl alcohol
Assignee: Wyeth Holdings LLC
•
Filing: 1956-12-21
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Granted: 1958-02-18
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Expires: 1976-12-21
Abstract
No abstract record available.
Inventors
- 👤 Vernon P Wystrach
- 👤 Richard K Madison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:40
CPC Classifications
C; C07; C07C; C07C409/00; C07C409/02; C07C409/14; C07C407/00; C07C407/003; C07C45/00; C07C45/56; C07C45/57; C07C49/00; C07C49/29; C07C49/337; C07C2602/00; C07C2602/36; C07C2602/42; Y; Y10; Y10S; Y10S516/00; Y10S516/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
1 words
2,2-DIMETHYL-3-ACETYCYCLOBUTANE-ETHANOL.
Claim 2
Dependent Claim
1 words
2,2-DIMETHYL-3-ACETYCYCLOBUTANE-ETHANOL.
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) | 1961-02-17 | 1961-08-19 | 1962-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-17 | 1965-08-19 | 1966-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-17 | 1969-08-19 | 1970-02-18 | $7700.00 | Window Closed / Lapsed |