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Patent US3040834A successfully refreshed from Google Patents.
US3040834A
Expired / Lapsed
US
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Collapsible saw horse
Assignee: Individual
•
Filing: 1959-12-01
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Granted: 1962-06-26
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Expires: 1979-12-01
Abstract
No abstract record available.
Inventors
- 👤 Dakin D Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:56
CPC Classifications
A; A47; A47B; A47B13/00; A47B13/02; A47B13/021; B; B25; B25H; B25H1/00; B25H1/06; A47B2200/00; A47B2200/0011; A47B2200/0016
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US574486A
Cited
US1961760A
Cited
US1967886A
Cited
US2403338A
Cited
US2419778A
Cited
US2710241A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |