US3412459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic tool changing system
Assignee: Giddings and Lewis LLC
•
Filing: 1967-09-05
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Granted: 1968-11-26
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Expires: 1987-09-05
Abstract
No abstract record available.
Inventors
- 👤 John C Hollis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:20
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/155; B23Q3/1552; B23Q3/15546; B23Q3/15526; B23Q3/157; B23Q3/15713; B23Q3/1572; B23Q3/15753; B23Q3/15766; B23Q2003/15527; B23Q2003/15532; B23Q3/1554; B23Q2003/155414; B23Q2003/155421; B23Q2003/155425; B23Q2003/155435; B23Q2003/155439; B23Q2003/155442; Y; Y10; Y10S; Y10S483/00; Y10S483/902; Y10T; Y10T483/00; Y10T483/13; Y10T483/132; Y10T483/134; Y10T483/17; Y10T483/1733; Y10T483/1748; Y10T483/1752; Y10T483/1755; Y10T483/1767; Y10T483/1769; Y10T483/1779; Y10T483/1783; Y10T483/18; Y10T483/1809
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3052011A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |