US3274220A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyether alcohols, polyether acids and salt derivatives and method of production
Assignee: Archer Daniels Midland Co
•
Filing: 1956-11-28
•
Granted: 1966-09-20
•
Expires: 1976-11-28
Abstract
No abstract record available.
Inventors
- 👤 Walter M Budde
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:06
CPC Classifications
C; C08; C08G; C08G65/00; C08G65/02; C08G65/04; C08G65/22; C08G59/00; C08G59/14; C08G59/1433; C08G59/1438; C08G59/145; C08G65/32; C08G65/321
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
8 words
AMMONIUM SALTS OF POLYMERIZED EPOXY HIGHER FATTY ACIDS.
Claim 2
Dependent Claim
8 words
AMMONIUM SALTS OF POLYMERIZED EPOXY HIGHER FATTY ACIDS.
Claim 3
Dependent Claim
5 words
THE POLYMER OF THE STRUCTURE:
Claim 4
Dependent Claim
5 words
THE POLYMER OF THE STRUCTURE:
Claim 5
Dependent Claim
13 words
POLYMERIZED EPOXY HIGHER FATTY ALCOHOLS HAVING POLY ETHER LINKAGES AND FREE ALCOHOL GROUPS.
Claim 6
Dependent Claim
13 words
POLYMERIZED EPOXY HIGHER FATTY ALCOHOLS HAVING POLY ETHER LINKAGES AND FREE ALCOHOL GROUPS.
References Cited (Backward Citations)
US2184957A
Cited
US2547760A
Cited
US2160572A
Cited
US2239533A
Cited
US2386250A
Cited
US2455912A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |