US2927907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Siloxane elastomers
Assignee: Dow Silicones Corp
•
Filing: 1957-01-07
•
Granted: 1960-03-08
•
Expires: 1977-01-07
Abstract
No abstract record available.
Inventors
- 👤 Keith E Polmanteer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:48
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/09; C08K5/098; C08K5/54; Y; Y10; Y10S; Y10S528/00; Y10S528/901
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
34 words
A CURED POLYSILOXANE ELASTOMER OBTAINED FROM A MIXTURE OF INGREDIENTS CONSISTING ESSENTIALLY OF (1) AN ORGANOPOLYSILOXANE OF AT LEAST 100 CS. VISCOSITY AT 25*C., SAID SILOXANE BEING COMPOSED OF POLYMER UNITS OF THE FORMULA
Claim 2
Dependent Claim
34 words
A CURED POLYSILOXANE ELASTOMER OBTAINED FROM A MIXTURE OF INGREDIENTS CONSISTING ESSENTIALLY OF (1) AN ORGANOPOLYSILOXANE OF AT LEAST 100 CS. VISCOSITY AT 25*C., SAID SILOXANE BEING COMPOSED OF POLYMER UNITS OF THE FORMULA
Claim 3
Dependent Claim
34 words
A CURED POLYSILOXANE ELASTOMER OBTAINED FROM A MIXTURE OF INGREDIENTS CONSISTING ESSENTIALLY OF (1) AN ORGANOPOLYSILOXANE OF AT LEAST 100 CS. VISCOSITY AT 25*C., SAID SILOXANE BEING COMPOSED OF POLYMER UNITS OF THE FORMULA
Claim 4
Dependent Claim
34 words
A CURED POLYSILOXANE ELASTOMER OBTAINED FROM A MIXTURE OF INGREDIENTS CONSISTING ESSENTIALLY OF (1) AN ORGANOPOLYSILOXANE OF AT LEAST 100 CS. VISCOSITY AT 25*C., SAID SILOXANE BEING COMPOSED OF POLYMER UNITS OF THE FORMULA
References Cited (Backward Citations)
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Cited
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Cited
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Cited
US2814601A
Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-08 | 1963-09-07 | 1964-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-08 | 1967-09-07 | 1968-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-08 | 1971-09-07 | 1972-03-08 | $7700.00 | Window Closed / Lapsed |