US3429324A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid operated apparatus
Assignee: Corning Glass Works
•
Filing: 1965-02-16
•
Granted: 1969-02-25
•
Expires: 1985-02-16
Abstract
No abstract record available.
Inventors
- 👤 Wayne R Brown
- 👤 Terence J Cawley
- 👤 Robert W Van Tilburg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:23
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/08; F15C1/10; G; G04; G04B; G04B17/00; G04B17/005; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/218; Y10T137/2202; Y10T137/2207; Y10T137/2229; Y10T137/2234
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2984218A
Cited
US3185166A
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US3150674A
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US3181547A
Cited
US3208448A
Cited
US3159168A
Cited
US3117593A
Cited
US3270758A
Cited
US3217727A
Cited
US3232305A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |