US3533316A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrostatic precision tailstocks
Assignee: Acme Precision Products Inc
•
Filing: 1967-04-24
•
Granted: 1970-10-13
•
Expires: 1987-04-24
Abstract
No abstract record available.
Inventors
- 👤 Gordon H Porath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:29
CPC Classifications
B; B23; B23B; B23B23/00; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; B23Q1/38; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2552; Y10T82/2562; Y10T82/2564
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1479952A
Cited
DE1034454B
Cited
US3090173A
Cited
DE1209403B
Cited
FR1332412A
Cited
US3200671A
Cited
US3292467A
Cited
US3269063A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |