US2610167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pigmented silicone elastomers
Assignee: Individual
•
Filing: 1946-12-07
•
Granted: 1952-09-09
•
Expires: 1966-12-07
Abstract
No abstract record available.
Inventors
- 👤 Grotenhuis Theodore A Te
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:54
CPC Classifications
C; C08; C08K; C08K9/00; C08K9/04; C08K9/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A COMPOSITION COMPRISING A VULCANIZABLE DI-ORGANOSILICON ELASTOMER HAVING DIPERSED THERETHROUGH A FINELY DIVIDED SILICA WHICH HAS ON SURFACE PORTIONS THEREOF A RESIDUE FROM THE TREATMENT OF SAID PIGMENT WITH A SILICON COMPOUND CONTAINING ATTACHED DIRECTLY TO SILICON A WATERHYDROLYZABLE GROUP, SAID SILICON COMPOUND BEING SELECTED FROM THE GROUP CONSISTING OF SILICON TETRACHLORIDE AND ORGANO-SILICON COMPOUNDS.
Claim 2
Dependent Claim
55 words
A COMPOSITION COMPRISING A VULCANIZABLE DI-ORGANOSILICON ELASTOMER HAVING DIPERSED THERETHROUGH A FINELY DIVIDED SILICA WHICH HAS ON SURFACE PORTIONS THEREOF A RESIDUE FROM THE TREATMENT OF SAID PIGMENT WITH A SILICON COMPOUND CONTAINING ATTACHED DIRECTLY TO SILICON A WATERHYDROLYZABLE GROUP, SAID SILICON COMPOUND BEING SELECTED FROM THE GROUP CONSISTING OF SILICON TETRACHLORIDE AND ORGANO-SILICON COMPOUNDS.
References Cited (Backward Citations)
US2306222A
Cited
US2448756A
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US2452416A
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US2424853A
Cited
US2510661A
Cited
US2460795A
Cited
US2486674A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-09 | 1956-03-10 | 1956-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-09 | 1960-03-10 | 1960-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-09 | 1964-03-10 | 1964-09-09 | $7700.00 | Window Closed / Lapsed |