US3526571A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Highly shrinkable polyamide fibres
Assignee: Kanebo Ltd
•
Filing: 1966-11-15
•
Granted: 1970-09-01
•
Expires: 1986-11-15
Abstract
No abstract record available.
Inventors
- 👤 Fumimaro Ogata
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:09
CPC Classifications
D; D01; D01F; D01F8/00; D01F8/04; D01F8/12; D01D; D01D5/00; D01D5/28; D01D5/30; D01D5/34; Y; Y10; Y10S; Y10S425/00; Y10S425/217; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2929; Y10T428/2933; Y10T428/2964; Y10T428/2967; Y10T428/2969
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB830441A
Cited
GB972932A
Cited
US3118011A
Cited
GB981003A
Cited
FR1422393A
Cited
US3315021A
Cited
US3271837A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |