Patent US2027527A successfully refreshed from Google Patents.
US2595730A
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Organosiloxanes containing allyl radicals and heat-treated products
Assignee: Westinghouse Electric Corp
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Filing: 1945-03-09
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Granted: 1952-05-06
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Expires: 1965-03-09
Abstract
No abstract record available.
Inventors
- 👤 Swiss Jack
- 👤 Clyde E Arntzen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:12
CPC Classifications
C; C08; C08G; C08G77/00; Y; Y10; Y10S; Y10S106/00; Y10S106/03
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
29 words
A SOLID COMPOSITION COMPRISING AN ORGANOSILOXANE INTERPOLYMER COMPOSED OF BETWEEN 0.1% AND 10% BY WEIGHT OF ALLYLAROMATICSILOXANE UNITS DERIVED BY HYDROLYZING AND CONDENSING AN ORGANOSILICON COMPOUND HAVING THE FORMULA
References Cited (Backward Citations)
US2258219A
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US2258220A
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US2258222A
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US2386793A
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US2486162A
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US2397727A
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US2377689A
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US2436304A
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US2457677A
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US2465731A
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US2465296A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-06 | 1955-11-05 | 1956-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-06 | 1959-11-05 | 1960-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-06 | 1963-11-05 | 1964-05-06 | $7700.00 | Window Closed / Lapsed |