Patent US2215418A successfully refreshed from Google Patents.
US2215418A
Expired / Lapsed
US
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Apron conveyer
Assignee: PHILADELPHIA DRYING MACHINERY
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Filing: 1938-03-17
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Granted: 1940-09-17
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Expires: 1958-03-17
Abstract
No abstract record available.
Inventors
- 👤 Harold H Belcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:59
CPC Classifications
B; B65; B65H; B65H20/00; B65H20/06; B65G; B65G17/00; B65G17/06; B65G17/063; B65G17/10; D; D06; D06C; D06C3/00; B65G2201/00; B65G2201/02; D06C2700/00; D06C2700/10
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) | 1943-09-17 | 1944-03-18 | 1944-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-09-17 | 1948-03-18 | 1948-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-09-17 | 1952-03-18 | 1952-09-17 | $7700.00 | Window Closed / Lapsed |