Patent US2088686A successfully refreshed from Google Patents.
US2088686A
Expired / Lapsed
US
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Shingle cutting machine
Assignee: Individual
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Filing: 1937-03-23
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Granted: 1937-08-03
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Expires: 1957-03-23
Abstract
No abstract record available.
Inventors
- 👤 Jr Benjamin W Blanchard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:28
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/38; B26F1/40; B26F1/42; B23; B23D; B23D19/00; B23D19/08; C; C14; C14B; C14B5/00; Y; Y10; Y10S; Y10S83/00; Y10S83/92; Y10T; Y10T83/00; Y10T83/04; Y10T83/0491; Y10T83/0524; Y10T83/0538; Y10T83/0548; Y10T83/0553; Y10T83/465; Y10T83/788; Y10T83/793
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) | 1940-08-02 | 1941-02-01 | 1941-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-08-02 | 1945-02-01 | 1945-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-08-02 | 1949-02-01 | 1949-08-03 | $7700.00 | Window Closed / Lapsed |