Patent US3391538A successfully refreshed from Google Patents.
US3391538A
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US
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Hydraulic intensifiers
Assignee: Molins Machine Co Ltd
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Filing: 1967-01-25
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Granted: 1968-07-09
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Expires: 1987-01-25
Abstract
No abstract record available.
Inventors
- 👤 Orloff George
- 👤 Pathare Ramesh Mangesh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:43
CPC Classifications
F; F01; F01B; F01B1/00; F01B1/06; F01B1/0675; F01B1/0686; F01B1/0689; F01B13/00; F01B13/04; F01B13/06; F01B13/061; F01B13/063; F01B13/065; F15; F15B; F15B3/00
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) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |