US3128304A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cyclododecadibnols and their esters
Assignee: —
•
Filing: —
•
Granted: 1964-04-07
•
Expires: 1981-04-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:51
CPC Classifications
C; C07; C07C; C07C69/00; C07C69/62; C07C69/63; C07C33/00; C07C33/02; C07C33/025; C07B; C07B2200/00; C07B2200/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
AN ESTER OF TRANS-TRANS-CYCLODODECA-5,9-DIEN-1-OL WITH AN ACID SELECTED FROM THE CLASS CONSISTING OF FORMIC, ACETIC AND TRIFLUOROACETIC ACIDS.
Claim 2
Dependent Claim
18 words
AN ESTER OF TRANS-TRANS-CYCLODODECA-5,9-DIEN-1-OL WITH AN ACID SELECTED FROM THE CLASS CONSISTING OF FORMIC, ACETIC AND TRIFLUOROACETIC ACIDS.
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) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |