Patent US2747306A successfully refreshed from Google Patents.
US2747306A
Expired / Lapsed
US
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Snow shovel conveyor
Assignee: Individual
•
Filing: 1952-08-13
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Granted: 1956-05-29
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Expires: 1972-08-13
Abstract
No abstract record available.
Inventors
- 👤 Hasenbuhler Millard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:28
CPC Classifications
E; E01; E01H; E01H5/00; E01H5/04; E01H5/06; E01H5/07; E01H5/073
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US918016A
Cited
US839516A
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US920446A
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US1392877A
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US1407947A
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US1462901A
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US1727186A
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US1828532A
Cited
US1856706A
Cited
US2393724A
Cited
US2486747A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |