US2957065A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for removing waste filamentary material from a spool or bobbin
Assignee: Wyeth Holdings LLC
•
Filing: 1959-03-30
•
Granted: 1960-10-18
•
Expires: 1979-03-30
Abstract
No abstract record available.
Inventors
- 👤 Bundegaard Howard
- 👤 Jack W Preece
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:23
CPC Classifications
B; B65; B65H; B65H73/00; B65H2701/00; B65H2701/30; B65H2701/31; Y; Y10; Y10S; Y10S83/00; Y10S83/924; Y10S83/929; Y10S83/949; Y10S83/95; Y10T; Y10T83/00; Y10T83/283; Y10T83/293
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2930878A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-18 | 1964-04-18 | 1964-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-18 | 1968-04-18 | 1968-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-18 | 1972-04-18 | 1972-10-18 | $7700.00 | Window Closed / Lapsed |