US3425219A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-hydraulic press
Assignee: Individual
•
Filing: 1967-08-21
•
Granted: 1969-02-04
•
Expires: 1987-08-21
Abstract
No abstract record available.
Inventors
- 👤 Henry N Oliver
- 👤 Carl H Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:43
CPC Classifications
F; F15; F15B; F15B11/00; F15B11/02; F15B11/028; F15B11/032; F15B11/0325; B; B23; B23D; B23D15/00; B23D15/12; B23D15/14; F15B2211/00; F15B2211/20; F15B2211/21; F15B2211/216; F15B2211/70; F15B2211/705; F15B2211/7051; F15B2211/7053; F15B2211/775
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-04 | 1972-08-05 | 1973-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-04 | 1976-08-05 | 1977-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-04 | 1980-08-05 | 1981-02-04 | $7700.00 | Window Closed / Lapsed |