US3545628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crane with turntable locking means
Assignee: Harnischfeger Corp
•
Filing: 1968-10-24
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Granted: 1970-12-08
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Expires: 1988-10-24
Abstract
No abstract record available.
Inventors
- 👤 Max J Dechantsreiter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:10
CPC Classifications
B; B66; B66C; B66C23/00; B66C23/62; B66C23/84; B66F; B66F9/00; B66F9/06; B66F9/07; Y; Y10; Y10T; Y10T74/00; Y10T74/14; Y10T74/1418; Y10T74/1424; Y10T74/1494
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-07 | 1974-06-08 | 1974-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-07 | 1978-06-08 | 1978-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-07 | 1982-06-08 | 1982-12-08 | $7700.00 | Window Closed / Lapsed |