Patent US5455407A successfully refreshed from Google Patents.
Patent US4435769A successfully refreshed from Google Patents.
Patent US3071148A successfully refreshed from Google Patents.
US3071148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moisture extractor
Assignee: Individual
•
Filing: 1960-09-06
•
Granted: 1963-01-01
•
Expires: 1980-09-06
Abstract
No abstract record available.
Inventors
- 👤 John B Woodmansee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:26
CPC Classifications
F; F16; F16T; F16T1/00; F16T1/20; F16T1/22; F16T1/38; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3021; Y10T137/304; Y10T137/3052; Y10T137/3068; Y10T137/3071; Y10T137/3077; Y10T137/3102; Y10T137/3105; Y10T137/7287; Y10T137/7358; Y10T137/7368; Y10T137/7371; Y10T137/7378
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A MOISTURE EXTRACTOR FOR A COMPRESSED GAS LINE COMPRISING A HOLLOW CASING FORMED WITH SPACED INLET AND OUTLET OPENINGS IN ITS UPPER PART, MEANS IN THE UPPER PART OF THE CASING DEFINING A VERTICAL BORE, THE INLET OPENING INTO THE SPACE AROUND AND BELOW THE BORE AND THE OUTLET OPENING INTO THE UPPER PART OF THE BORE, A PISTON SLIDABLE IN THE BORE FROM A LOWER POSITION BELOW THE OUTLET OPENING TO AN UPPER POSITION ABOVE THE BOTTOM OF THE OUTLET OPENING, THE PISTON HAVING A FLOW PASSAGE THERETHROUGH, THERE BEING A LIQUID DISCHARGE PORT IN THE BOTTOM OF THE CASING, A VALVE FOR THE DISCHARGE PORT CONNECTED TO THE PISTON TO BE RAISED AND OPENED THEREBY WHEN THE PISTON MOVES UP, AND A FLOAT IN THE CASING CONTROLLING THE FLOW PASSAGE TO CLOSE IT WHEN THE FLOAT RISES.
Claim 2
Dependent Claim
139 words
A MOISTURE EXTRACTOR FOR A COMPRESSED GAS LINE COMPRISING A HOLLOW CASING FORMED WITH SPACED INLET AND OUTLET OPENINGS IN ITS UPPER PART, MEANS IN THE UPPER PART OF THE CASING DEFINING A VERTICAL BORE, THE INLET OPENING INTO THE SPACE AROUND AND BELOW THE BORE AND THE OUTLET OPENING INTO THE UPPER PART OF THE BORE, A PISTON SLIDABLE IN THE BORE FROM A LOWER POSITION BELOW THE OUTLET OPENING TO AN UPPER POSITION ABOVE THE BOTTOM OF THE OUTLET OPENING, THE PISTON HAVING A FLOW PASSAGE THERETHROUGH, THERE BEING A LIQUID DISCHARGE PORT IN THE BOTTOM OF THE CASING, A VALVE FOR THE DISCHARGE PORT CONNECTED TO THE PISTON TO BE RAISED AND OPENED THEREBY WHEN THE PISTON MOVES UP, AND A FLOAT IN THE CASING CONTROLLING THE FLOW PASSAGE TO CLOSE IT WHEN THE FLOAT RISES.
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) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |