US3532238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swing shift lift truck
Assignee: Drexel Dynamics Corp
•
Filing: 1968-12-04
•
Granted: 1970-10-06
•
Expires: 1988-12-04
Abstract
No abstract record available.
Inventors
- 👤 Harry C Mcmillan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:26
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/08; B66F9/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE1035569B
Cited
US2980269A
Cited
US3168956A
Cited
GB946691A
Cited
US3225949A
Cited
US3344941A
Cited
US3313436A
Cited
US3472408A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-05 | 1974-04-06 | 1974-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-05 | 1978-04-06 | 1978-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-05 | 1982-04-06 | 1982-10-06 | $7700.00 | Window Closed / Lapsed |