US2932121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Welding materials and upholstered or other fabric structures comprising same
Assignee: Shuford Mills
•
Filing: 1956-08-01
•
Granted: 1960-04-12
•
Expires: 1976-08-01
Abstract
No abstract record available.
Inventors
- 👤 Edward W Weitzel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:41
CPC Classifications
B; B68; B68G; B68G7/00; B68G7/10; B68G7/105; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/2419; Y10T428/24207; Y10T428/249921; Y10T428/249953; Y10T428/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A WELTING CORE WHICH IS SHRINK-PROOF, RESILIENT AND CAPABLE OF CONFORMING ACCURATELY TO THE CONTOUR OF THE ARTICLE INTO WHICH IT IS INCORPORATED WITHOUT WRINKING OF FORMING BULGES, CONSISTING OF A FLEXIBLE ROD HAVING A TENSILE STRENGTH OF AT LEAST 500 POUNDS PER SQUARE INCH BETWEEN ABOUT 1/16 AND 1/2 INCH IN DIAMETER OF PLASTICIZED
Claim 2
Dependent Claim
55 words
A WELTING CORE WHICH IS SHRINK-PROOF, RESILIENT AND CAPABLE OF CONFORMING ACCURATELY TO THE CONTOUR OF THE ARTICLE INTO WHICH IT IS INCORPORATED WITHOUT WRINKING OF FORMING BULGES, CONSISTING OF A FLEXIBLE ROD HAVING A TENSILE STRENGTH OF AT LEAST 500 POUNDS PER SQUARE INCH BETWEEN ABOUT 1/16 AND 1/2 INCH IN DIAMETER OF PLASTICIZED
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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) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |