US2841092A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-pressure pump
Assignee: Milton Roy LLC
•
Filing: 1955-08-09
•
Granted: 1958-07-01
•
Expires: 1975-08-09
Abstract
No abstract record available.
Inventors
- 👤 Irvin R Whiteman
- 👤 John T Barron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 02:12
CPC Classifications
F; F04; F04B; F04B53/00; F04B53/16; F04B53/162; F04B53/10; F04B53/1002; F04B53/1005; F04B53/14; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7838
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) | 1961-06-30 | 1961-12-30 | 1962-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-30 | 1965-12-30 | 1966-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-30 | 1969-12-30 | 1970-07-01 | $7700.00 | Window Closed / Lapsed |