US2966860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump for corrosive fluids
Assignee: Lobee Pump & Machinery Co
•
Filing: 1957-04-03
•
Granted: 1961-01-03
•
Expires: 1977-04-03
Abstract
No abstract record available.
Inventors
- 👤 Robert N Maynard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:31
CPC Classifications
F; F04; F04C; F04C2/00; F04C2/08; F04C2/12; F04C2/14; F04C2/18; F04C13/00; F04C13/001; F04C2/082; F04C2240/00; F04C2240/80; F04C2240/802; F05; F05C; F05C2225/00; F05C2225/04; Y; Y10; Y10S; Y10S417/00; Y10S417/01
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-03 | 1964-07-04 | 1965-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-03 | 1968-07-04 | 1969-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-03 | 1972-07-04 | 1973-01-03 | $7700.00 | Window Closed / Lapsed |