US2603368A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tilting control system for rollclamping industrial lift trucks
Assignee: Elwell Parker Electric Co
•
Filing: 1950-04-28
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Granted: 1952-07-15
•
Expires: 1970-04-28
Abstract
No abstract record available.
Inventors
- 👤 Robert G Vance
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:59
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/18; B66F9/184
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1538168A
Cited
US1855068A
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US2072747A
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US2272431A
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US2307544A
Cited
US2287469A
Cited
US2541268A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |