US2644726A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible sawhorse
Assignee: Individual
•
Filing: 1950-03-17
•
Granted: 1953-07-07
•
Expires: 1970-03-17
Abstract
No abstract record available.
Inventors
- 👤 William E Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:13
CPC Classifications
B; B25; B25H; B25H1/00; B25H1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US617463A
Cited
USRE23097E
Cited
US787922A
Cited
US1261007A
Cited
US1479209A
Cited
US1914291A
Cited
US2136420A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-06 | 1957-01-05 | 1957-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-06 | 1961-01-05 | 1961-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-06 | 1965-01-05 | 1965-07-07 | $7700.00 | Window Closed / Lapsed |