US2409884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Artificial arm and hand
Assignee: FRANKLIN I SAEMANN
•
Filing: 1945-04-04
•
Granted: 1946-10-22
•
Expires: 1965-04-04
Abstract
No abstract record available.
Inventors
- 👤 Mollenhour Delbert Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:38
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/50; A61F2/54; A61F2/58; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/2066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-10-21 | 1950-04-22 | 1950-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-10-21 | 1954-04-22 | 1954-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-10-21 | 1958-04-22 | 1958-10-22 | $7700.00 | Window Closed / Lapsed |