Patent US2797678A successfully refreshed from Google Patents.
Patent US2697048A successfully refreshed from Google Patents.
US2697048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible leatherlike sheet material
Assignee: Kendall Co
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Filing: 1952-06-11
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Granted: 1954-12-14
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Expires: 1972-06-11
Abstract
No abstract record available.
Inventors
- 👤 Horace A Secrist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:42
CPC Classifications
D; D06; D06N; D06N3/00; D06N3/04; D06N3/10; D06N3/106; D06N3/0002; D06N3/0011; D06N3/0015; D06N3/007; D06N3/0077; D06N3/06; D06N2201/00; D06N2201/04; D06N2201/042; D06N2203/00; D06N2203/02; D06N2209/00; D06N2209/12; D06N2209/121; Y; Y10; Y10S; Y10S428/00; Y10S428/904; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24438; Y10T442/00; Y10T442/20; Y10T442/2762; Y10T442/277; Y10T442/2787
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A FLEXIBLE LEATHER-LIKE SHEET HAVING A SUBSTANTIALLY SMOOTH LEATHER-LIKE SURFACE AND CONSISTING ESSENTIALLY OF AN INTEGRATED RETICULATE ASSOCIATION OF INTERCURLED AND INTERLOCKED UNSPUN COTTON FIBERS AND AN AMOUNT OF A RUBBER MATERIAL EQUIVALENT TO FROM 20-75% OF THE TOTAL WEIGHT OF THE SHEET, SAID FIBERS HAVING ARTIFICIALLYINDUCED KINKS, BENDS, AND TWISTS, AND BEING FLEXIBLY JOINED TOGETHER BY SAID RUBBER MATERIAL DISPERSED ABOUT AND BETWEEN THE FIBERS AND VOIDS THROUGHOUT THE STRUCTURE, THESE VIODS ACCOUNTING FOR BETWEEN ABOUT 38 AND 87% OF THE VOLUME OF THE SHEET, THE FIBERS BEING FREE TO STRAIGHTEN OR TO BEND OR KINK FURTHER UNDER APPLIED LOAD STRESSES TENDING TO ELONGATE, DEFORM, OR COMPRESS THE STRUCTURE.
Claim 2
Dependent Claim
110 words
A FLEXIBLE LEATHER-LIKE SHEET HAVING A SUBSTANTIALLY SMOOTH LEATHER-LIKE SURFACE AND CONSISTING ESSENTIALLY OF AN INTEGRATED RETICULATE ASSOCIATION OF INTERCURLED AND INTERLOCKED UNSPUN COTTON FIBERS AND AN AMOUNT OF A RUBBER MATERIAL EQUIVALENT TO FROM 20-75% OF THE TOTAL WEIGHT OF THE SHEET, SAID FIBERS HAVING ARTIFICIALLYINDUCED KINKS, BENDS, AND TWISTS, AND BEING FLEXIBLY JOINED TOGETHER BY SAID RUBBER MATERIAL DISPERSED ABOUT AND BETWEEN THE FIBERS AND VOIDS THROUGHOUT THE STRUCTURE, THESE VIODS ACCOUNTING FOR BETWEEN ABOUT 38 AND 87% OF THE VOLUME OF THE SHEET, THE FIBERS BEING FREE TO STRAIGHTEN OR TO BEND OR KINK FURTHER UNDER APPLIED LOAD STRESSES TENDING TO ELONGATE, DEFORM, OR COMPRESS THE STRUCTURE.
References Cited (Backward Citations)
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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) | 1957-12-13 | 1958-06-14 | 1958-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-13 | 1962-06-14 | 1962-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-13 | 1966-06-14 | 1966-12-14 | $7700.00 | Window Closed / Lapsed |