Patent US2258097A successfully refreshed from Google Patents.
US2258097A
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US
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Assignee: Individual
•
Filing: 1940-06-13
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Granted: 1941-10-07
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Expires: 1960-06-13
Abstract
No abstract record available.
Inventors
- 👤 Menaquale Guido
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:19
CPC Classifications
B; B23; B23B; B23B29/00; B23B29/03; B23B29/034; B23B29/03403; Y; Y10; Y10T; Y10T408/00; Y10T408/57; Y10T408/83; Y10T408/85; Y10T408/858; Y10T408/859; Y10T408/8591; Y10T408/85913
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) | 1944-10-06 | 1945-04-07 | 1945-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-10-06 | 1949-04-07 | 1949-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-10-06 | 1953-04-07 | 1953-10-07 | $7700.00 | Window Closed / Lapsed |