US2214624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forming apparatus
Assignee: AT&T Inc
•
Filing: 1938-06-09
•
Granted: 1940-09-10
•
Expires: 1958-06-09
Abstract
No abstract record available.
Inventors
- 👤 Morsing William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:13
CPC Classifications
B; B21; B21C; B21C37/00; B21C37/06; B21C37/10; Y; Y10; Y10T; Y10T137/00; Y10T137/2713; Y10T137/2842; Y10T137/2863
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) | 1943-09-10 | 1944-03-11 | 1944-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-09-10 | 1948-03-11 | 1948-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-09-10 | 1952-03-11 | 1952-09-10 | $7700.00 | Window Closed / Lapsed |