Patent US3057901A successfully refreshed from Google Patents.
US3057901A
Expired / Lapsed
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Hydroxyether organosilicon compounds
Assignee: Dow Silicones Corp
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Filing: 1960-05-13
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Granted: 1962-10-09
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Expires: 1980-05-13
Abstract
No abstract record available.
Inventors
- 👤 Edwin P Plueddemann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:34
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/42; C08G77/46; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0838; C07F7/0896; C07F7/18; C07F7/1804; Y; Y10; Y10S; Y10S516/00; Y10S516/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
7 words
A COMPOSITION OF MATTER OF THE FORMULA
Claim 2
Dependent Claim
7 words
A COMPOSITION OF MATTER OF THE FORMULA
References Cited (Backward Citations)
FR1185009A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |