US2948417A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Workpiece handling device
Assignee: Individual
•
Filing: 1955-05-26
•
Granted: 1960-08-09
•
Expires: 1975-05-26
Abstract
No abstract record available.
Inventors
- 👤 Arnt U Haanes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:36
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/02; B21D43/04; B21D43/10; B21D43/105; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/18976
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1556695A
Cited
US1766573A
Cited
US1835579A
Cited
US1959512A
Cited
US2275561A
Cited
US2609776A
Cited
BE511478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-09 | 1964-02-08 | 1964-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-09 | 1968-02-08 | 1968-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-09 | 1972-02-08 | 1972-08-09 | $7700.00 | Window Closed / Lapsed |