US3548480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool loader and unloader
Assignee: Houdaille Industries Inc
•
Filing: 1968-06-13
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Granted: 1970-12-22
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Expires: 1988-06-13
Abstract
No abstract record available.
Inventors
- 👤 Dennis Daniels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:01
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/155; B21; B21D; B21D28/00; B21D28/02; B21D28/12; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53704; Y10T483/00; Y10T483/17; Y10T483/1729; Y10T83/00; Y10T83/869; Y10T83/8727; Y10T83/8732; Y10T83/8748
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3288032A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-21 | 1974-06-22 | 1974-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-21 | 1978-06-22 | 1978-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-21 | 1982-06-22 | 1982-12-22 | $7700.00 | Window Closed / Lapsed |