Patent US3460337A successfully refreshed from Google Patents.
US3460337A
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Synthetic yarn and method of making the same
Assignee: Hercules LLC
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Filing: 1967-12-18
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Granted: 1969-08-12
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Expires: 1987-12-18
Abstract
No abstract record available.
Inventors
- 👤 George B Feild
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:02
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/42; D01D5/423; B; B29; B29C; B29C48/00; B29C48/03; B29C48/12; B29C48/16; B29C48/18; B29C48/19; B29C48/20; B29C48/21; D01D5/28; D01D5/30; D01D5/32; B29C48/05; B29C48/07; B29C48/08; B29C48/13; B29C48/17; Y; Y10; Y10S; Y10S264/00; Y10S264/47; Y10S57/00; Y10S57/905; Y10S57/907; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2922; Y10T428/2925
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) | 1972-08-11 | 1973-02-10 | 1973-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-11 | 1977-02-10 | 1977-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-11 | 1981-02-10 | 1981-08-12 | $7700.00 | Window Closed / Lapsed |