Patent US2453656A successfully refreshed from Google Patents.
US2453656A
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Rack and pinion gear means
Assignee: Bullard Co
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Filing: 1945-09-15
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Granted: 1948-11-09
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Expires: 1965-09-15
Abstract
No abstract record available.
Inventors
- 👤 Edward P Bullard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:01
CPC Classifications
F; F16; F16H; F16H19/00; F16H19/02; F16H19/04; F16H55/00; F16H55/02; F16H55/22; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18088; Y10T74/18888; Y10T74/18976; Y10T74/19; Y10T74/19642; Y10T74/1967; Y10T74/19949; Y10T74/19963; Y10T74/19972; Y10T74/20; Y10T74/20396; Y10T74/20474; Y10T74/20492
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1124112A
Cited
US1178017A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-09 | 1952-05-10 | 1952-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-09 | 1956-05-10 | 1956-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-09 | 1960-05-10 | 1960-11-09 | $7700.00 | Window Closed / Lapsed |