US3480167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fork interchanger
Assignee: AC MATERIAL HANDLING Corp 777 MANOR PARK DRIVE COLUMBUS OHIO 43228 A CORP OHIO
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Filing: 1968-02-05
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Granted: 1969-11-25
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Expires: 1988-02-05
Abstract
No abstract record available.
Inventors
- 👤 Ronald D Varilek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:20
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2621822A
Cited
US2598566A
Cited
US2679330A
Cited
US2650733A
Cited
US2752058A
Cited
US2820562A
Cited
US3002639A
Cited
US3039638A
Cited
US3289873A
Cited
US3353698A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |