Patent US2295620A successfully refreshed from Google Patents.
Patent US3418199A successfully refreshed from Google Patents.
US3418199A
Expired / Lapsed
US
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Crimpable bicomponent nylon filament
Assignee: EIDP Inc
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Filing: 1967-12-27
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Granted: 1968-12-24
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Expires: 1987-12-27
Abstract
No abstract record available.
Inventors
- 👤 Anton Anthony
- 👤 Jr Emil John Volcheck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:12
CPC Classifications
D; D01; D01F; D01F8/00; D01F8/04; D01F8/12; Y; Y10; Y10S; Y10S264/00; Y10S264/26; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2929; Y10T428/2931; Y10T428/2933; Y10T428/2964; Y10T428/2967; Y10T428/2969
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |