US3514017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure regulating structure for piston pump
Assignee: AFA CORP
•
Filing: 1969-03-03
•
Granted: 1970-05-26
•
Expires: 1989-03-03
Abstract
No abstract record available.
Inventors
- 👤 Carl E Malone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:20
CPC Classifications
B; B05; B05B; B05B9/00; B05B9/03; B05B9/04; B05B9/08; B05B9/085; B05B9/0877; B05B9/0883; F; F04; F04B; F04B9/00; F04B9/14
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1865914A
Cited
US2505198A
Cited
US2568057A
Cited
US2878974A
Cited
US3116855A
Cited
US3130675A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-25 | 1973-11-24 | 1974-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-25 | 1977-11-24 | 1978-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-25 | 1981-11-24 | 1982-05-26 | $7700.00 | Window Closed / Lapsed |