US2655548A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chx r r
Assignee: —
•
Filing: —
•
Granted: 1953-10-13
•
Expires: 1970-10-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:45
CPC Classifications
C; C07; C07J; C07J9/00; C07C; C07C2601/00; C07C2601/12; C07C2601/14
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
8 words
AS NEW COMPOUNDS, COMPOUNDS OF THE GENERAL FORMULA
Claim 2
Dependent Claim
8 words
AS NEW COMPOUNDS, COMPOUNDS OF THE GENERAL FORMULA
Claim 3
Dependent Claim
12 words
3:7 - DIEMTHYL - 9 - (1'' - HYDROXY - 2'':6'':6''TRIMETHYLCYCLOHEXY) -NONA-2:4:6:8-TETRAEN-1-OL.
Claim 4
Dependent Claim
12 words
3:7 - DIEMTHYL - 9 - (1'' - HYDROXY - 2'':6'':6''TRIMETHYLCYCLOHEXY) -NONA-2:4:6:8-TETRAEN-1-OL.
References Cited (Backward Citations)
US2576311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-12 | 1957-04-13 | 1957-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-12 | 1961-04-13 | 1961-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-12 | 1965-04-13 | 1965-10-13 | $7700.00 | Window Closed / Lapsed |