US3431744A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump for liquefied gases
Assignee: Philips North America LLC
•
Filing: 1966-10-04
•
Granted: 1969-03-11
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Expires: 1986-10-04
Abstract
No abstract record available.
Inventors
- 👤 Robert Veilex
- 👤 Pierre Parquet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 02:56
CPC Classifications
F; F04; F04B; F04B53/00; F04B53/10; F04B53/12; F04B53/125; F04B53/126; F04B15/00; F04B15/06; F04B15/08; F04B23/00; F04B23/02; F04B23/021; F04B23/023; F04B53/08; F04B53/16; F04B53/162; F04B53/164; F17; F17C; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/0161; F17C2227/00; F17C2227/01; F17C2227/0128; F17C2227/0171; F17C2227/0178
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) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |