US3224462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-metal valve
Assignee: Individual
•
Filing: 1963-09-12
•
Granted: 1965-12-21
•
Expires: 1983-09-12
Abstract
No abstract record available.
Inventors
- 👤 Edwin B Lopker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:58
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/06; F16K27/062; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86558; Y10T137/86566
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A VALVE COMPRISING A PLASTIC BODY HAVING AT LEAST ONE INTERNAL PASSAGEWAY PROVIDING A FLUID CONNECTION TO A PLURALITY OF PORTS AT THE SURFACE OF THE BODY AND A METAL CASE SUBSTANTALLY COMPLETELY ENCLOSING SAID BODY, BEING LOCKED AGAINST ROTATION RELATIVE TO THE BODY, HAVING AN INTERNAL CONFIGURATION CORRESPONDING TO THE EXTERNAL SHAPE OF THE BODY AND BEING PROVIDED WITH HOLES CORRESPONDING TO THE PORTS IN THE BODY, SAID HOLES BEING PROVIDED WITH MEANS FOR SECURING FLUID CONDUITS TO THE BODY, SAID BODY HAVING A SURFACE DEPRESSION AT SAID PORTS FOR CONNECTION TO SAID FLUID CONDUITS.
Claim 2
Dependent Claim
96 words
A VALVE COMPRISING A PLASTIC BODY HAVING AT LEAST ONE INTERNAL PASSAGEWAY PROVIDING A FLUID CONNECTION TO A PLURALITY OF PORTS AT THE SURFACE OF THE BODY AND A METAL CASE SUBSTANTALLY COMPLETELY ENCLOSING SAID BODY, BEING LOCKED AGAINST ROTATION RELATIVE TO THE BODY, HAVING AN INTERNAL CONFIGURATION CORRESPONDING TO THE EXTERNAL SHAPE OF THE BODY AND BEING PROVIDED WITH HOLES CORRESPONDING TO THE PORTS IN THE BODY, SAID HOLES BEING PROVIDED WITH MEANS FOR SECURING FLUID CONDUITS TO THE BODY, SAID BODY HAVING A SURFACE DEPRESSION AT SAID PORTS FOR CONNECTION TO SAID FLUID CONDUITS.
References Cited (Backward Citations)
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Cited
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Cited
US2792018A
Cited
US2854027A
Cited
US3041036A
Cited
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Cited
US3038694A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |