US3186964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paintable release agents
Assignee: Dow Silicones Corp
•
Filing: 1961-12-01
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Granted: 1965-06-01
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Expires: 1981-12-01
Abstract
No abstract record available.
Inventors
- 👤 Gust J Kookootsedes
- 👤 Jolm L Speier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:23
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/56; B29C33/60; B29C33/62; B29C33/64; C; C08; C08G; C08G77/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A TOLUENE SOLUBLE COPOLYMER OF (1) FROM 10 TO 90 MOL PERCENT POLYMERIC UNITS OF THE FORMULA (D6H5R-) (CH3)SIO, WHEREIN R IS AN ALKYLENE RADICAL OF FROM 2 TO 3 INCLUSIVE CARBON ATOMS AND (2) FROM 10 TO 90 MIL PERCENT POLYMERIC UNITS OF THE FORMULA
Claim 2
Dependent Claim
53 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A TOLUENE SOLUBLE COPOLYMER OF (1) FROM 10 TO 90 MOL PERCENT POLYMERIC UNITS OF THE FORMULA (D6H5R-) (CH3)SIO, WHEREIN R IS AN ALKYLENE RADICAL OF FROM 2 TO 3 INCLUSIVE CARBON ATOMS AND (2) FROM 10 TO 90 MIL PERCENT POLYMERIC UNITS OF THE FORMULA
References Cited (Backward Citations)
US2970150A
Cited
US3088964A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-31 | 1968-11-30 | 1969-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-31 | 1972-11-30 | 1973-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-31 | 1976-11-30 | 1977-06-01 | $7700.00 | Window Closed / Lapsed |