US2699880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roll grab for lift trucks
Assignee: Caterpillar Industrial Inc
•
Filing: 1950-10-11
•
Granted: 1955-01-18
•
Expires: 1970-10-11
Abstract
No abstract record available.
Inventors
- 👤 Robert L Haehn
- 👤 Dustin F Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:07
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1377865A
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US1276799A
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US1439228A
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US1866887A
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US1887134A
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US2379587A
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US2587769A
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US2566863A
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US2598515A
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US2578802A
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US2593820A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-17 | 1958-07-19 | 1959-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-17 | 1962-07-19 | 1963-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-17 | 1966-07-19 | 1967-01-18 | $7700.00 | Window Closed / Lapsed |