Patent US3190925A successfully refreshed from Google Patents.
US3190925A
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Monomeric alkenyl benzyl polyglycol ethers
Assignee: Dow Chemical Co
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Filing: 1962-06-25
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Granted: 1965-06-22
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Expires: 1982-06-25
Abstract
No abstract record available.
Inventors
- 👤 Stephen C Stowe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:51
CPC Classifications
C; C07; C07C; C07C323/00; C08; C08F; C08F12/00; C08F12/02; C08F12/04; C08F12/14; C08F12/22; C08F290/00; C08F290/02; C08F290/06; C08F290/062; C08F291/00; Y; Y10; Y10S; Y10S8/00; Y10S8/18; Y10S8/92; Y10S8/927
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
9 words
AN ALKENYL BENXYL POLYGLYCOL ETHER OF THE GENERAL FORMULA:
Claim 2
Dependent Claim
9 words
AN ALKENYL BENXYL POLYGLYCOL ETHER OF THE GENERAL FORMULA:
References Cited (Backward Citations)
US2791567A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |