US3458390A
Expired / Lapsed
US
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Specific conjugate composite filament
Assignee: Kanebo Ltd
•
Filing: 1965-09-27
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Granted: 1969-07-29
•
Expires: 1985-09-27
Abstract
No abstract record available.
Inventors
- 👤 Satoshi Ando
- 👤 Yusaku Tanaka
- 👤 Fumimaro Ogata
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:03
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/28; D01D5/30; D01D5/32; D01D5/22; D01F; D01F8/00; D01F8/04; D01F8/12; Y; Y10; Y10S; Y10S57/00; Y10S57/905; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2929; Y10T428/2931
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) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |