US3475898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Static resistant filament
Assignee: EIDP Inc
•
Filing: 1967-04-03
•
Granted: 1969-11-04
•
Expires: 1987-04-03
Abstract
No abstract record available.
Inventors
- 👤 Eugene E Magat
- 👤 William H Sharkey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:26
CPC Classifications
D; D01; D01F; D01F6/00; D01F6/88; D01F6/90; C; C08; C08L; C08L77/00; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2927; Y10T428/2929; Y10T428/2931; Y10T428/2933; Y10T428/2935; Y10T428/2973; Y10T428/2978
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2879244A
Cited
US2872432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-03 | 1973-05-05 | 1973-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-03 | 1977-05-05 | 1977-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-03 | 1981-05-05 | 1981-11-04 | $7700.00 | Window Closed / Lapsed |