Patent US2843391A successfully refreshed from Google Patents.
US2843391A
Expired / Lapsed
US
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Creeper with adjustable supporting surface
Assignee: Individual
•
Filing: 1955-09-12
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Granted: 1958-07-15
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Expires: 1975-09-12
Abstract
No abstract record available.
Inventors
- 👤 Pelletier Armand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:50
CPC Classifications
B; B25; B25H; B25H5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US252879A
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US876857A
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US1100901A
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US1187648A
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US1371069A
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US1630279A
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US1941301A
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US1982205A
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CH175300A
Cited
US2604146A
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US2692636A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |