US3067693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control means for variable delivery pump
Assignee: RTX Corp
•
Filing: 1958-12-24
•
Granted: 1962-12-11
•
Expires: 1978-12-24
Abstract
No abstract record available.
Inventors
- 👤 Raymond P Lambeck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:52
CPC Classifications
F; F04; F04B; F04B49/00; F04B49/12; F04B49/123; F04B49/128; F04B1/00; F04B1/04; F04B1/06; F04B1/07; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7758; Y10T137/7759
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2012978A
Cited
US2114443A
Cited
US2238061A
Cited
US2266871A
Cited
US2238063A
Cited
GB628925A
Cited
US2600632A
Cited
US2502546A
Cited
US2658483A
Cited
US2600633A
Cited
US2678533A
Cited
US2621632A
Cited
US2661725A
Cited
US2889780A
Cited
US2799995A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |