US2761574A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mobile tower with elevator for making overhead assemblies
Assignee: Individual
•
Filing: 1952-12-15
•
Granted: 1956-09-04
•
Expires: 1972-12-15
Abstract
No abstract record available.
Inventors
- 👤 Harlan Campbell Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:30
CPC Classifications
B; B66; B66F; B66F11/00; B66F11/04; B66B; B66B9/00; B66B9/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR39913E
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US1996618A
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US2143189A
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US2194125A
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US2376875A
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US2364547A
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US2569653A
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US2599052A
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US2595707A
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US2632530A
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US2702095A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-04 | 1960-03-05 | 1960-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-04 | 1964-03-05 | 1964-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-04 | 1968-03-05 | 1968-09-04 | $7700.00 | Window Closed / Lapsed |