US2438202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable cam
Assignee: Hays Corp
•
Filing: 1943-12-22
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Granted: 1948-03-23
•
Expires: 1963-12-22
Abstract
No abstract record available.
Inventors
- 👤 Burns Frank Donald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:53
CPC Classifications
F; F16; F16H; F16H53/00; F16H53/02; F16H53/04; G; G01; G01F; G01F1/00; G01F1/05; G01F1/34; G01F1/36; G01F1/38; G01F1/386; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2101; Y10T74/2102
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US359133A
Cited
DE571890C
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US868086A
Cited
US1083991A
Cited
US1202052A
Cited
US1880933A
Cited
US1795250A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-03-23 | 1951-09-22 | 1952-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-03-23 | 1955-09-22 | 1956-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-03-23 | 1959-09-22 | 1960-03-23 | $7700.00 | Window Closed / Lapsed |