US3207083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump
Assignee: Individual
•
Filing: 1963-08-21
•
Granted: 1965-09-21
•
Expires: 1983-08-21
Abstract
No abstract record available.
Inventors
- 👤 Lohry Kermit Dean
- 👤 Lohry Leslie William
- 👤 Royal Q Lohry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:37
CPC Classifications
F; F04; F04B; F04B7/00; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7854; Y10T137/7857
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A VALVE AND VALVE CAGE ASSEMBLY FOR USE IN A PUMP OF THE TYPE INCLUDING A CYLINDER DEFINIGN A CHAMBER HAVING TWO ENDS, A PISTON SLIDABLY MOUNTED INTERMEDIATE THE ENDS, AND A PLURALITY OF VALVE CAGES HAVING VALVES THEREIN, WHEREIN EACH VALVE CAGE INCLUDES ONE PORTION DEFINED BY A SPACER CAN AND ANOTHER PORTION DEFINED BY AN OPEN END CAN, SAID SPACER AND END CANS OF EACH OF SAID VALVE CAGES HAVING PERIPHERAL EDGES ADAPTED TO MATE WHEN SAID VALVE CAGE IS IN ASSEMBLED RELATIONSHIP, EACH OF SAID SPACER AND END CANS HAVING INWARDLY DIRECTED PERIPHERAL FLANGE MEANS SECURED ADJACENT SAID PERIPHERAL EDGES, EACH OFF SAID VALVE MEANS INCLUDING A SUPPORTED MEMBER HAVING AN OUTWARDLY EXTENDING PERIPHERAL PORTION RECEIVABLE BETWEEN SAID PERIPHERAL FLANGES OF ITS RESPECTIVE SPACER AND END CANS IN
Claim 2
Dependent Claim
131 words
A VALVE AND VALVE CAGE ASSEMBLY FOR USE IN A PUMP OF THE TYPE INCLUDING A CYLINDER DEFINIGN A CHAMBER HAVING TWO ENDS, A PISTON SLIDABLY MOUNTED INTERMEDIATE THE ENDS, AND A PLURALITY OF VALVE CAGES HAVING VALVES THEREIN, WHEREIN EACH VALVE CAGE INCLUDES ONE PORTION DEFINED BY A SPACER CAN AND ANOTHER PORTION DEFINED BY AN OPEN END CAN, SAID SPACER AND END CANS OF EACH OF SAID VALVE CAGES HAVING PERIPHERAL EDGES ADAPTED TO MATE WHEN SAID VALVE CAGE IS IN ASSEMBLED RELATIONSHIP, EACH OF SAID SPACER AND END CANS HAVING INWARDLY DIRECTED PERIPHERAL FLANGE MEANS SECURED ADJACENT SAID PERIPHERAL EDGES, EACH OFF SAID VALVE MEANS INCLUDING A SUPPORTED MEMBER HAVING AN OUTWARDLY EXTENDING PERIPHERAL PORTION RECEIVABLE BETWEEN SAID PERIPHERAL FLANGES OF ITS RESPECTIVE SPACER AND END CANS IN
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |