US2790597A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump
Assignee: Hauck Manufacturing Inc
•
Filing: 1954-06-14
•
Granted: 1957-04-30
•
Expires: 1974-06-14
Abstract
No abstract record available.
Inventors
- 👤 Alexander J Turpin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:40
CPC Classifications
F; F04; F04B; F04B39/00; F04B39/0027; F04B39/0044; F04B33/00; F23; F23D; F23D11/00; F23D11/36; F23D11/44; F16; F16K; F16K15/00; F16K15/14; F16K15/141; F16K15/142; F23D2900/00; F23D2900/31021; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3115; Y10T137/3127
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1960-04-29 | 1960-10-29 | 1961-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-29 | 1964-10-29 | 1965-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-29 | 1968-10-29 | 1969-04-30 | $7700.00 | Window Closed / Lapsed |