US2940875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silicone-coated fibrous products and process therefor
Assignee: Union Carbide Corp
•
Filing: 1956-06-19
•
Granted: 1960-06-14
•
Expires: 1976-06-19
Abstract
No abstract record available.
Inventors
- 👤 Frederick A Smith
- 👤 Thomas H Welch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:17
CPC Classifications
D; D21; D21H; D21H19/00; D21H19/10; D21H19/14; D21H19/24; D21H19/32; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/643; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31652; Y10T428/31663; Y10T428/31844
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
AN ADHESIVE SILICONE-COATED FIBROUS PRODUCT COMPRISING A FIBROUS BASE MATERIAL COATED WITH A SILICONE ELASTOMER MADE FROM A STABILIZED, DEVOLATILIZED, UNFILLED, CURABLE DIMETHYLSILOXANE WHICH IS SUBSTANTIALLY FREE OF LOW MOLECULAR WEIGHT DIMETHYLSILOXANES.
Claim 2
Dependent Claim
32 words
AN ADHESIVE SILICONE-COATED FIBROUS PRODUCT COMPRISING A FIBROUS BASE MATERIAL COATED WITH A SILICONE ELASTOMER MADE FROM A STABILIZED, DEVOLATILIZED, UNFILLED, CURABLE DIMETHYLSILOXANE WHICH IS SUBSTANTIALLY FREE OF LOW MOLECULAR WEIGHT DIMETHYLSILOXANES.
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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) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |