US3424883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid conducting device and pressure sensitive control means
Assignee: Individual
•
Filing: 1965-11-15
•
Granted: 1969-01-28
•
Expires: 1985-11-15
Abstract
No abstract record available.
Inventors
- 👤 Don E Heskett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:07
CPC Classifications
G; G05; G05D; G05D9/00; G05D9/12; D; D06; D06F; D06F33/00; D06F33/04; F; F04; F04D; F04D15/00; F04D15/0005; F04D15/0022; F16; F16K; F16K7/00; F16K7/02; F16K7/04; F16K7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1219723A
Cited
US1635040A
Cited
US2719889A
Cited
DE1029910B
Cited
US2885506A
Cited
US2953659A
Cited
US2841667A
Cited
US3304386A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |