Patent US2355852A successfully refreshed from Google Patents.
US2355852A
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US
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Assignee: Individual
•
Filing: 1943-06-08
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Granted: 1944-08-15
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Expires: 1963-06-08
Abstract
No abstract record available.
Inventors
- 👤 Frank F Fisher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:31
CPC Classifications
B; B21; B21D; B21D39/00; B21D39/08; B21D39/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49373; Y10T29/49375; Y10T29/53; Y10T29/53039; Y10T29/53061; Y10T29/53065; Y10T29/53113; Y10T29/53122; Y10T29/53709; Y10T29/53717; Y10T29/53722
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) | 1947-08-15 | 1948-02-14 | 1948-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-08-15 | 1952-02-14 | 1952-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-08-15 | 1956-02-14 | 1956-08-15 | $7700.00 | Window Closed / Lapsed |