US2694660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fiber glass mat
Assignee: VIBRADAMP Corp
•
Filing: 1952-02-01
•
Granted: 1954-11-16
•
Expires: 1972-02-01
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Schwartz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:44
CPC Classifications
C; C04; C04B; C04B26/00; C04B26/02; C04B26/10; C04B26/12; C04B26/122; Y; Y10; Y10T; Y10T428/00; Y10T428/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
IN A GLASS FIBER MAT WHICH HAS A SPRING ACTION, THE COMBINATION OF GLASS FIBERS ARRANGED OUT OF PARALLEL RELATIONSHIP, SAID GLASS FIBERS BEING RETAINED TOGETHER BY A PHENOL ALDEHYDE THERMOSETTING RESIN BINDER WHICH IS DISTRIBUTED OVER THE SURFACE OF SAID FIBERS IN THE FORM OF SMEARS AND AT THE POINTS WHERE THE FIBERS CONTACT ONE ANOTHER, SAID THERMOSETTING RESIN BEING HEAT CURED TO APPROXIMATELY 78% OF FULL POLYMERIZATION, SAID GLASS FIBERS WHICH ARE DISPOSED IN NON-PARALLEL RELATIONSHIP BEING BOUND TOGETHER BY SAID RESIN AT THEIR POINTS OF INTERSECTION TO FORM A SPRING THAT WILL RESIST COMPRESSION AND EXPANSION, SAID GLASS FIBERS HAVING A DIAMETER OF BETWEEN ABOUT 0.00015 AND 0.00025-INCH.
Claim 2
Dependent Claim
111 words
IN A GLASS FIBER MAT WHICH HAS A SPRING ACTION, THE COMBINATION OF GLASS FIBERS ARRANGED OUT OF PARALLEL RELATIONSHIP, SAID GLASS FIBERS BEING RETAINED TOGETHER BY A PHENOL ALDEHYDE THERMOSETTING RESIN BINDER WHICH IS DISTRIBUTED OVER THE SURFACE OF SAID FIBERS IN THE FORM OF SMEARS AND AT THE POINTS WHERE THE FIBERS CONTACT ONE ANOTHER, SAID THERMOSETTING RESIN BEING HEAT CURED TO APPROXIMATELY 78% OF FULL POLYMERIZATION, SAID GLASS FIBERS WHICH ARE DISPOSED IN NON-PARALLEL RELATIONSHIP BEING BOUND TOGETHER BY SAID RESIN AT THEIR POINTS OF INTERSECTION TO FORM A SPRING THAT WILL RESIST COMPRESSION AND EXPANSION, SAID GLASS FIBERS HAVING A DIAMETER OF BETWEEN ABOUT 0.00015 AND 0.00025-INCH.
References Cited (Backward Citations)
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US2569169A
Cited
US2489242A
Cited
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Cited
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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) | 1957-11-15 | 1958-05-17 | 1958-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-15 | 1962-05-17 | 1962-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-15 | 1966-05-17 | 1966-11-16 | $7700.00 | Window Closed / Lapsed |