US2198644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coil handling device
Assignee: Individual
•
Filing: 1937-11-04
•
Granted: 1940-04-30
•
Expires: 1957-11-04
Abstract
No abstract record available.
Inventors
- 👤 Frank L Wettengel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:49
CPC Classifications
B; B21; B21C; B21C47/00; B21C47/24; B21C47/242; B65; B65H; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/413; B65H2301/4136; B65H2301/41362; Y; Y10; Y10S; Y10S414/00; Y10S414/121; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009
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) | 1943-04-30 | 1943-10-30 | 1944-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-04-30 | 1947-10-30 | 1948-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-04-30 | 1951-10-30 | 1952-04-30 | $7700.00 | Window Closed / Lapsed |