US3489064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid operated control methods and apparatus
Assignee: Samson Apparatebau AG
•
Filing: 1967-09-05
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Granted: 1970-01-13
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Expires: 1987-09-05
Abstract
No abstract record available.
Inventors
- 👤 Gerhard Klee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:28
CPC Classifications
G; G06; G06G; G06G5/00; B; B23; B23Q; B23Q15/00; B23Q15/007; B23Q15/013; B23Q15/04; B23Q7/00; B23Q7/04; B23Q7/041; B23Q7/042; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2322; Y10T82/00; Y10T82/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1085964A
Cited
GB551170A
Cited
US2969773A
Cited
US3384116A
Cited
US3390699A
Cited
US3283669A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |