Patent US3402097A successfully refreshed from Google Patents.
US3402097A
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US
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Bi-component non-elastic filament capable of partial separation
Assignee: Monsanto Co
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Filing: 1964-05-21
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Granted: 1968-09-17
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Expires: 1984-05-21
Abstract
No abstract record available.
Inventors
- 👤 John P Knudsen
- 👤 Jr Arthur W Lockwood
- 👤 Robert P Teulings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:46
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/28; D01D5/30; D01F; D01F8/00; D01F8/04; D01F8/08; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2904; Y10T428/2913; Y10T428/2933; Y10T428/2964; Y10T428/2967
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) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |