US2739090A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cord belts
Assignee: Dayton Rubber Co
•
Filing: 1952-11-12
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Granted: 1956-03-20
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Expires: 1972-11-12
Abstract
No abstract record available.
Inventors
- 👤 Dale L Waugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:09
CPC Classifications
F; F16; F16G; F16G5/00; F16G5/04; F16G5/06; D; D02; D02G; D02G3/00; D02G3/44; D02G3/447; D10; D10B; D10B2101/00; D10B2101/02; D10B2101/06; D10B2201/00; D10B2201/01; D10B2201/02; Y; Y10; Y10S; Y10S57/00; Y10S57/902; Y10T; Y10T428/00; Y10T428/24; Y10T428/24132; Y10T428/24479; Y10T428/24612; Y10T428/249921; Y10T428/249924; Y10T428/249933; Y10T428/249934; Y10T428/249935
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
AS A NEW ARTICLE OF MANUFACTURE A V-TYPE RUBBER BELT HAVING A COMPRESSION SECTION, A NEUTRAL AXIS SECTION COMPRISING PARALLEL LONGITUDINALLY EXTENDING CORDS EMBEDDED IN RUBBER, AND A TENSION SECTION COMPRISING A PLURALITY OF RUBBERIZED FABRIC LAYERS BONDED TOGETHER, SAID LONGITUDINALLY EXTENDING CORDS BEING COMPOSED OF A PLURALITY OF THREADS OR PLIES OF GLASS FIBERS INTERMINGLED AND TWISTED TOGETHER WITH A PLURALITY OF OTHER THREADS OR PLIES COMPOSED OF COTTON FIBERS ALL OF SAID THREADS OR PLIES LYING GENERALLY LONGITUDINALLY OF THE BELT.
Claim 2
Dependent Claim
83 words
AS A NEW ARTICLE OF MANUFACTURE A V-TYPE RUBBER BELT HAVING A COMPRESSION SECTION, A NEUTRAL AXIS SECTION COMPRISING PARALLEL LONGITUDINALLY EXTENDING CORDS EMBEDDED IN RUBBER, AND A TENSION SECTION COMPRISING A PLURALITY OF RUBBERIZED FABRIC LAYERS BONDED TOGETHER, SAID LONGITUDINALLY EXTENDING CORDS BEING COMPOSED OF A PLURALITY OF THREADS OR PLIES OF GLASS FIBERS INTERMINGLED AND TWISTED TOGETHER WITH A PLURALITY OF OTHER THREADS OR PLIES COMPOSED OF COTTON FIBERS ALL OF SAID THREADS OR PLIES LYING GENERALLY LONGITUDINALLY OF THE BELT.
References Cited (Backward Citations)
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Cited
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Cited
US2331323A
Cited
US2411027A
Cited
US2429397A
Cited
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Cited
US2631463A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-20 | 1959-09-19 | 1960-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-20 | 1963-09-19 | 1964-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-20 | 1967-09-19 | 1968-03-20 | $7700.00 | Window Closed / Lapsed |