US3296161A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Curable organopolysiloxane
Assignee: —
•
Filing: —
•
Granted: 1967-01-03
•
Expires: 1984-01-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:52
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/04; C08G77/14; C08G77/16; C08G77/20; C08G77/70; C08L; C08L83/00; C08L83/04; Y; Y10; Y10S; Y10S528/00; Y10S528/901; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31652; Y10T428/31663
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
76 words
A COMPOSITION STABLE UNDER ANHYDROUS CONDITIONS AND CONVERTIBLE TO THE SOLID, CURED ELASTIC STATE UPON EXPOSURE TO MOISTURE COMPRISING BY WEIGHT (A) 100 PARTS OF A SUBSTANTIALLY LIQUID ORGANOPOLYSILOXANE HAVING A VISCOSITY OF FROM ABOUT 200 TO 50,000 CENTISTOKES AT 25* C., CONTAINING AN AVERAGE OF FROM 1.85 TO 2.01 ORGANIC GROUPS PER SILICON ATOM, AND CONTAINING FROM 0.02 TO 2.0% SILICON-BONDED HYDROXYL GROUPS, (B) FROM 0.2 TO 6.0 PARTS OF A DIALKOXYDIACYLOXYSILANE HAVING THE FORMULA,
Claim 2
Dependent Claim
76 words
A COMPOSITION STABLE UNDER ANHYDROUS CONDITIONS AND CONVERTIBLE TO THE SOLID, CURED ELASTIC STATE UPON EXPOSURE TO MOISTURE COMPRISING BY WEIGHT (A) 100 PARTS OF A SUBSTANTIALLY LIQUID ORGANOPOLYSILOXANE HAVING A VISCOSITY OF FROM ABOUT 200 TO 50,000 CENTISTOKES AT 25* C., CONTAINING AN AVERAGE OF FROM 1.85 TO 2.01 ORGANIC GROUPS PER SILICON ATOM, AND CONTAINING FROM 0.02 TO 2.0% SILICON-BONDED HYDROXYL GROUPS, (B) FROM 0.2 TO 6.0 PARTS OF A DIALKOXYDIACYLOXYSILANE HAVING THE FORMULA,
Claim 3
Dependent Claim
87 words
A COMPOSITION STABLE UNDER ANHYDROUS CONDITIONS AND CONVERTIBLE TO THE SOLID, CURED, ELASTIC STATE UPON EXPOSURE TO MOISTURE NORMALLY PRESENT IN THE ATMOSPHERE COMPRISING BY WEIGHT (A) 100 PARTS OF A METHYLPOLYSILOXANE WHICH IS A LIQUID HAVING A VICOSITY OF FROM ABOUT 200 TO 500,000 CENTISTOKES AT 25*C. AND HAVING AN AVERAGE OF FROM ABOUT 1.85 TO 2.01 METHYL GROUPS PER SILICON ATOM AND FROM ABOUT 0.02 TO 2.0 PERCENT BY WEIGH SILICON-BONDED HYDROXYL GROUPS, (B) FROM 1.8 TO 6.0 PARTS OF AN ORGANOTRIACYLOXYSILANE HAVING THE FORMULA,
Claim 4
Dependent Claim
87 words
A COMPOSITION STABLE UNDER ANHYDROUS CONDITIONS AND CONVERTIBLE TO THE SOLID, CURED, ELASTIC STATE UPON EXPOSURE TO MOISTURE NORMALLY PRESENT IN THE ATMOSPHERE COMPRISING BY WEIGHT (A) 100 PARTS OF A METHYLPOLYSILOXANE WHICH IS A LIQUID HAVING A VICOSITY OF FROM ABOUT 200 TO 500,000 CENTISTOKES AT 25*C. AND HAVING AN AVERAGE OF FROM ABOUT 1.85 TO 2.01 METHYL GROUPS PER SILICON ATOM AND FROM ABOUT 0.02 TO 2.0 PERCENT BY WEIGH SILICON-BONDED HYDROXYL GROUPS, (B) FROM 1.8 TO 6.0 PARTS OF AN ORGANOTRIACYLOXYSILANE HAVING THE FORMULA,
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |