Patent US2744847A successfully refreshed from Google Patents.
US2744847A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fabric-backed sponge gasket and method of making same
Assignee: Goodrich Corp
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Filing: 1951-09-08
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Granted: 1956-05-08
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Expires: 1971-09-08
Abstract
No abstract record available.
Inventors
- 👤 Marcus O Orr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:27
CPC Classifications
E; E06; E06B; E06B7/00; E06B7/16; E06B7/22; E06B7/23; E06B7/2314; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T442/00; Y10T442/60; Y10T442/647
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
61 words
A SEALING GASKET COMPRISING AN ELASTOMERIC SPONGE BODY PORTION HAVING A FACE ADAPTED FOR SECUREMENT TO A SUPPORTING MEMBER, AND A THIN FIBROUS WEB OF UNWOVEN FABRIC CONSISTING ESSENTIALLY OF UNIDIRECTIONAL UNWOVEN UNTWISTED INDIVIDUAL FIBERS BONDED TO SAID FACE OF SAID BODY PORTION, SAID WEB OF UNWOVEN FABRIC BEING ESSENTIALLY INEXTENSIBLE IN THE DIRECTION IN WHICH THE UNIDIRECTIONAL FIBERS THEREOF EXTEND.
Claim 2
Dependent Claim
61 words
A SEALING GASKET COMPRISING AN ELASTOMERIC SPONGE BODY PORTION HAVING A FACE ADAPTED FOR SECUREMENT TO A SUPPORTING MEMBER, AND A THIN FIBROUS WEB OF UNWOVEN FABRIC CONSISTING ESSENTIALLY OF UNIDIRECTIONAL UNWOVEN UNTWISTED INDIVIDUAL FIBERS BONDED TO SAID FACE OF SAID BODY PORTION, SAID WEB OF UNWOVEN FABRIC BEING ESSENTIALLY INEXTENSIBLE IN THE DIRECTION IN WHICH THE UNIDIRECTIONAL FIBERS THEREOF EXTEND.
Claim 3
Independent Claim
139 words
THE METHOD FOR MAKING A SEALING STRIP WHICH COMPRISES PROVIDING AN ELONGATED BODY OF HEAT-SOFTENING COMPOSITION CONTAINING A BLOWING AGENT, DISPOSING A FIBROUS WEB OF UNWOVEN FABRIC CONSISTING ESSENTIALLY OF UNIDIRECTIONAL UNWOVEN UNTWISTED INDIVIDUAL FIBERS, THE SAID WEB OF UNWOVEN FABRIC BEING ESSENTIALLY INEXTENSIBLE IN THE DIRECTION IN WHICH THE UNIDIRECTIONAL FIBERS THEREOF EXTEND, ADJACENT A FACE OF SAID ELONGATED BODY OF HEAT-SOFTENING COMPOSITION WITH THE UNIDIRECTIONAL FIBERS OF SAID WEB OF UNWOVEN FABRIC LYING GENERALLY PARALLEL TO THE LONGITUDINAL AXIS OF SAID ELONGATED BODY OF HEAT-SOFTENING COMPOSITION, AND HEATING SAID BODY OF HEAT-SOFTENING COMPOSITION AND WEB OF UNWOVEN FABRIC WITHIN A CONFINING MOLD TO EXPAND SAID HEAT-SOFTENING COMPOSITION INTO CELLULAR FORM AND PRESS IT AGAINST SAID FIBERS OF SAID WEB OF UNWOVEN FABRIC TO BOND SAID FIBERS TO SAID FACE OF THE EXPANDED BODY OF THE SEALING STRIP.
Claim 4
Independent Claim
139 words
THE METHOD FOR MAKING A SEALING STRIP WHICH COMPRISES PROVIDING AN ELONGATED BODY OF HEAT-SOFTENING COMPOSITION CONTAINING A BLOWING AGENT, DISPOSING A FIBROUS WEB OF UNWOVEN FABRIC CONSISTING ESSENTIALLY OF UNIDIRECTIONAL UNWOVEN UNTWISTED INDIVIDUAL FIBERS, THE SAID WEB OF UNWOVEN FABRIC BEING ESSENTIALLY INEXTENSIBLE IN THE DIRECTION IN WHICH THE UNIDIRECTIONAL FIBERS THEREOF EXTEND, ADJACENT A FACE OF SAID ELONGATED BODY OF HEAT-SOFTENING COMPOSITION WITH THE UNIDIRECTIONAL FIBERS OF SAID WEB OF UNWOVEN FABRIC LYING GENERALLY PARALLEL TO THE LONGITUDINAL AXIS OF SAID ELONGATED BODY OF HEAT-SOFTENING COMPOSITION, AND HEATING SAID BODY OF HEAT-SOFTENING COMPOSITION AND WEB OF UNWOVEN FABRIC WITHIN A CONFINING MOLD TO EXPAND SAID HEAT-SOFTENING COMPOSITION INTO CELLULAR FORM AND PRESS IT AGAINST SAID FIBERS OF SAID WEB OF UNWOVEN FABRIC TO BOND SAID FIBERS TO SAID FACE OF THE EXPANDED BODY OF THE SEALING STRIP.
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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) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |