US2676643A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Armchair therapy cart
Assignee: Individual
•
Filing: 1952-07-01
•
Granted: 1954-04-27
•
Expires: 1972-07-01
Abstract
No abstract record available.
Inventors
- 👤 Elwood A Miller
- 👤 Benjamin V Klain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:03
CPC Classifications
A; A61; A61G; A61G5/00; A61G5/006; Y; Y10; Y10S; Y10S297/00; Y10S297/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US679636A
Cited
US2375151A
Cited
US2442303A
Cited
US2614267A
Cited
US2540133A
Cited
US2587068A
Cited
US2592025A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |