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Patent US3376066A successfully refreshed from Google Patents.
US3376066A
Expired / Lapsed
US
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Horizontally adjustable armrest for invalid wheelchairs
Assignee: Howmet Corp
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Filing: 1966-10-31
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Granted: 1968-04-02
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Expires: 1986-10-31
Abstract
No abstract record available.
Inventors
- 👤 Harmon E Kernes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:34
CPC Classifications
A; A61; A61G; A61G5/00; A61G5/10; A61G5/12; A61G5/125
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |