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US3173652A
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Valve body with bolted rib construction
Assignee: M & J Engineering Co
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Filing: 1962-06-04
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Granted: 1965-03-16
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Expires: 1982-06-04
Abstract
No abstract record available.
Inventors
- 👤 Marvin H Grove
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:57
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/04; F16K27/044
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
79 words
IN A VALVE CONSTRUCTION, A BODY COMPRISING TWO SPACED, PARALLEL, PLATE-LIKE WALLS HAVING OPENINGS THEREIN FORMING FLOW PASSAGES AND IN INTERMEDIATE BODY PART INTERPOSED BETWEEN SAID TWO SIDE WALLS AND HAVING A CONFIGURATION SUCH AS TO FORM WITH SAID SIDE WALLS ON ENCLOSED BODY SPACE FIRST MEANS FOR CLAMPING THE SIDE WALLS AND INTERMEDIATE BODY PART, SAID FIRST MEANS PASSING THROUGH SAID SIDE WALLS, AND SECOND MEANS FOR REINFORCING SAID TWO SIDE WALLS AGAINST OUTWARD DEFLECTION AND BEARING AGAINST
References Cited (Backward Citations)
BE508384A
Cited
US12007A
Cited
FR984464A
Cited
US2683581A
Cited
US2904306A
Cited
US3013770A
Cited
US3096072A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |