Patent US3394223A successfully refreshed from Google Patents.
US2425909A
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Method of controlling thread tension
Assignee: Uniroyal Inc
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Filing: 1945-12-14
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Granted: 1947-08-19
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Expires: 1965-12-14
Abstract
No abstract record available.
Inventors
- 👤 Kurt E Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:17
CPC Classifications
B; B65; B65H; B65H59/00; B65H59/38; B65H59/384; B29; B29C; B29C53/00; B29C53/80; B29C53/8008; B29C53/8016; B29D; B29D99/00; B29D99/0042; B65H59/10; B65H59/16; G; G05; G05D; G05D15/00; G05D15/01; H; H01; H01J; H01J40/00; H01J40/02; H01J40/14; B29L; B29L2031/00; B29L2031/54; B29L2031/545; B65H2555/00; B65H2555/10; B65H2555/13; B65H2601/00; B65H2601/50; B65H2601/52; B65H2601/524; B65H2701/00; B65H2701/30; B65H2701/31; B65H2701/319; Y; Y10; Y10S; Y10S242/00; Y10S242/907; Y10S29/00; Y10S29/046; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49881
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-08-18 | 1951-02-17 | 1951-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-08-18 | 1955-02-17 | 1955-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-08-18 | 1959-02-17 | 1959-08-19 | $7700.00 | Window Closed / Lapsed |