US2506151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanical linkage
Assignee: American Seating Co
•
Filing: 1947-11-05
•
Granted: 1950-05-02
•
Expires: 1967-11-05
Abstract
No abstract record available.
Inventors
- 👤 Alfred C Hoven
- 👤 Walter E Nordmark
- 👤 William S Lindberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:29
CPC Classifications
F; F16; F16H; F16H21/00; F16H21/04; A; A47; A47C; A47C1/00; A47C1/02; A47C1/031; A47C1/032; A47C1/03261; A47C1/03272; A47C1/12; A47C3/00; A47C3/02; A47C3/025; A47C7/00; A47C7/56; A47C7/566; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/1892; Y10T74/18928; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/206
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1877769A
Cited
US2365570A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-01 | 1953-10-31 | 1954-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-01 | 1957-10-31 | 1958-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-01 | 1961-10-31 | 1962-05-02 | $7700.00 | Window Closed / Lapsed |