US3382196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organic rubbers with mercaptoorganosiloxanes having improved elongation
Assignee: Dow Silicones Corp
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Filing: 1965-06-03
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Granted: 1968-05-07
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Expires: 1985-06-03
Abstract
No abstract record available.
Inventors
- 👤 William G Gowdy
- 👤 Joseph W Keil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:13
CPC Classifications
C; C08; C08L; C08L21/00; C08L23/00; C08L23/02; C08L23/16; C08L7/00; C08L9/00; C08L9/02; C08L9/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
AN INTIMATELY MIXED COMPOSITION CONSISTING ESSENTIALLY OF (1) 100 PARTS BY WEIGHT OF A NONSILICEOUS ORGANIC ELASTOMER STOCK WHICH IS HEAT-VALCANIZABLE THROUGH ALIPHATICALLY UNSATURATED GROUPS, AND (2) FROM 1 TO 5 PART BY WEIGHT OF AN ORGANOSILICON COMPOUND CONSISTING ESSENTIALLY OF (A) (R2SIO) UNITS, AND AT LEAST TWO (B)
Claim 2
Dependent Claim
49 words
AN INTIMATELY MIXED COMPOSITION CONSISTING ESSENTIALLY OF (1) 100 PARTS BY WEIGHT OF A NONSILICEOUS ORGANIC ELASTOMER STOCK WHICH IS HEAT-VALCANIZABLE THROUGH ALIPHATICALLY UNSATURATED GROUPS, AND (2) FROM 1 TO 5 PART BY WEIGHT OF AN ORGANOSILICON COMPOUND CONSISTING ESSENTIALLY OF (A) (R2SIO) UNITS, AND AT LEAST TWO (B)
References Cited (Backward Citations)
US2867603A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |