US3236894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Selected fluorine-containing aromatic tertiary alcohols and the preparation thereof
Assignee: EIDP Inc
•
Filing: 1961-05-03
•
Granted: 1966-02-22
•
Expires: 1981-05-03
Abstract
No abstract record available.
Inventors
- 👤 David C England
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 02:10
CPC Classifications
C; C07; C07C; C07C37/00; C07C37/62; C07C215/00; C07C215/68; C07C33/00; C07C33/40; C07C33/46; C07C37/11; C07C37/20; C07C39/00; C07C39/24; C07C43/00; C07C43/02; C07C43/257; C07C43/295
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
7 words
PROCESS FOR PREPARING COMPOUNDS OF THE FORMULA
Claim 2
Dependent Claim
7 words
PROCESS FOR PREPARING COMPOUNDS OF THE FORMULA
Claim 3
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 4
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 5
Dependent Claim
2 words
A,A-BIS(CHLORODIFLUOROMETHYL)BENZL ALCOHOL.
Claim 6
Dependent Claim
2 words
A,A-BIS(CHLORODIFLUOROMETHYL)BENZL ALCOHOL.
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) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |