US2546262A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flight conveyer
Assignee: SAM MULKEY Co
•
Filing: 1946-10-07
•
Granted: 1951-03-27
•
Expires: 1966-10-07
Abstract
No abstract record available.
Inventors
- 👤 Grant E Hatcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:03
CPC Classifications
B; B65; B65G; B65G19/00; B65G19/18; B65G19/22; B65G19/24; B65G19/04; B65G19/06; B65G19/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US331703A
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US401285A
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US492007A
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US977832A
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US1230700A
Cited
US1560716A
Cited
US1683653A
Cited
US1748033A
Cited
US1787063A
Cited
US2100959A
Cited
US2387918A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-26 | 1954-09-25 | 1955-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-26 | 1958-09-25 | 1959-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-26 | 1962-09-25 | 1963-03-27 | $7700.00 | Window Closed / Lapsed |