US3373688A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pumps
Assignee: General Electric Co
•
Filing: 1965-07-30
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Granted: 1968-03-19
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Expires: 1985-07-30
Abstract
No abstract record available.
Inventors
- 👤 Charles L Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:06
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/008; F04; F04F; F04F5/00; F04F5/14; F04F5/34; F04F5/44; F04F5/46; F04F5/464; G; G21; G21C; G21C15/00; G21C15/24; G21C15/243; G21C15/25; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10S; Y10S128/00; Y10S128/10
Claims Analysis
Total Claims: 0
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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) | 1971-03-19 | 1971-09-18 | 1972-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-19 | 1975-09-18 | 1976-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-19 | 1979-09-18 | 1980-03-19 | $7700.00 | Window Closed / Lapsed |