Patent US2603851A successfully refreshed from Google Patents.
US2603851A
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US
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Prone body hoist
Assignee: HAWKINS ELECTRO LIFT CO
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Filing: 1950-05-01
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Granted: 1952-07-22
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Expires: 1970-05-01
Abstract
No abstract record available.
Inventors
- 👤 Guy J Hawkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:09
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/10; A61G7/1013; A61G7/1015; A61G7/104; A61G7/1046; A61G7/1049; A61G7/1051; A61G7/1055; A61G7/1073; A61G7/1082; A61G7/1084; A61G2200/00; A61G2200/30; A61G2200/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US121688A
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US680814A
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US1273599A
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US1273600A
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US1450092A
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US1487150A
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US2125546A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-22 | 1956-01-21 | 1956-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-22 | 1960-01-21 | 1960-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-22 | 1964-01-21 | 1964-07-22 | $7700.00 | Window Closed / Lapsed |