US2816089A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vulcanizable polysiloxane compositions containing a diaralkyl peroxide and process
Assignee: Hercules Powder Co
•
Filing: 1955-03-25
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Granted: 1957-12-10
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Expires: 1975-03-25
Abstract
No abstract record available.
Inventors
- 👤 William D Willis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:57
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/14; Y; Y10; Y10S; Y10S260/00; Y10S260/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
THE COMPOSITION COMPRISING A VULCANIZABLE POLYSILOXANE AND A MINOR AMOUNT OF A PEROXIDE HAVING THE STRUCTURAL FORMULA
Claim 2
Dependent Claim
17 words
THE COMPOSITION COMPRISING A VULCANIZABLE POLYSILOXANE AND A MINOR AMOUNT OF A PEROXIDE HAVING THE STRUCTURAL FORMULA
References Cited (Backward Citations)
US2426476A
Cited
US2557928A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-09 | 1961-06-10 | 1961-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-09 | 1965-06-10 | 1965-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-09 | 1969-06-10 | 1969-12-10 | $7700.00 | Window Closed / Lapsed |