US2863968A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knob and shaft assembly
Assignee: Casco Products Corp
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Filing: 1956-06-08
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Granted: 1958-12-09
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Expires: 1976-06-08
Abstract
No abstract record available.
Inventors
- 👤 Walter C Trautman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:31
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/12; H01H37/28; H01H3/00; H01H3/02; H01H3/08; H01H3/10; Y; Y10; Y10S; Y10S16/00; Y10S16/30; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20474; Y10T74/20576; Y10T74/20732; Y10T74/20834; Y10T74/2084
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) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |