US3428085A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid controlled air actuated sequence device
Assignee: ALFRED H HABERSTUMP
•
Filing: 1965-10-23
•
Granted: 1969-02-18
•
Expires: 1985-10-23
Abstract
No abstract record available.
Inventors
- 👤 Alfred H Haberstump
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:43
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/43; G05B19/44; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86445; Y10T137/86461
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US897676A
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US1653172A
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US2613649A
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US2946346A
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US2907550A
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US3064628A
Cited
US3053232A
Cited
US3094902A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-18 | 1972-08-19 | 1973-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-18 | 1976-08-19 | 1977-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-18 | 1980-08-19 | 1981-02-18 | $7700.00 | Window Closed / Lapsed |