Patent US2949394A successfully refreshed from Google Patents.
US2949394A
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US
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Sheet material
Assignee: EIDP Inc
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Filing: 1954-03-17
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Granted: 1960-08-16
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Expires: 1974-03-17
Abstract
No abstract record available.
Inventors
- 👤 Ernest A Rodman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:50
CPC Classifications
B; B32; B32B; B32B27/00; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249922; Y10T442/00; Y10T442/20; Y10T442/2861; Y10T442/2893; Y10T442/60; Y10T442/674; Y10T442/676
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A PLASTIC SHEET MATERIAL COMPRISING A NONWOVEN MAT CONSISTING ESSENTIALLY OF INTERLACED NYLON STAPLE FIBERS BOUND TOGETHER WITH POLYVINYL CHLORIDE DISTRIBUTED THROUGHOUT SAID MAT, SAID NYLON FIBERS REPRESENTING ABOUT 25% TO 87% OF THE COMBINED WEIGHT OF NYLON AND POLYVINYL CHLORIDE, SAID SHEET MATERIAL BEING CHARACTERIZED BY HIGH TEAR STRENGTH.
Claim 2
Dependent Claim
50 words
A PLASTIC SHEET MATERIAL COMPRISING A NONWOVEN MAT CONSISTING ESSENTIALLY OF INTERLACED NYLON STAPLE FIBERS BOUND TOGETHER WITH POLYVINYL CHLORIDE DISTRIBUTED THROUGHOUT SAID MAT, SAID NYLON FIBERS REPRESENTING ABOUT 25% TO 87% OF THE COMBINED WEIGHT OF NYLON AND POLYVINYL CHLORIDE, SAID SHEET MATERIAL BEING CHARACTERIZED BY HIGH TEAR STRENGTH.
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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) | 1963-08-16 | 1964-02-15 | 1964-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-16 | 1968-02-15 | 1968-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-16 | 1972-02-15 | 1972-08-16 | $7700.00 | Window Closed / Lapsed |