US2803146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Top operating mechanism
Assignee: Houdaille Industries Inc
•
Filing: 1952-02-27
•
Granted: 1957-08-20
•
Expires: 1972-02-27
Abstract
No abstract record available.
Inventors
- 👤 Alan D Brundage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:59
CPC Classifications
B; B60; B60J; B60J7/00; B60J7/02; B60J7/04; B60J7/057; B60J7/0573; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18616; Y10T74/18688; Y10T74/18712; Y10T74/1872; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19702; Y10T74/19744; Y10T74/19781; Y10T74/19786
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CA117315A
Cited
US954288A
Cited
US1891545A
Cited
US2372583A
Cited
US2264602A
Cited
US2306348A
Cited
US2329802A
Cited
US2446393A
Cited
US2558926A
Cited
US2479019A
Cited
US2540454A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-19 | 1961-02-18 | 1961-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-19 | 1965-02-18 | 1965-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-19 | 1969-02-18 | 1969-08-20 | $7700.00 | Window Closed / Lapsed |