US3131834A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device and method for dispensing material under pressure of a propellent immiscible gs
Assignee: Individual
•
Filing: 1961-08-23
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Granted: 1964-05-05
•
Expires: 1981-08-23
Abstract
No abstract record available.
Inventors
- 👤 Meshberg Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:24
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/44; B65D83/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A DEVICE FOR DISPENSING A PREDETERMINED MEASURED QUANTITY OF MATERIAL FROM A CONTAINER IN WHICH SAID MATERIAL IN THE CONTAINER IS UNDER PRESSURE OF A PROPELLENT IMMISCIBLE AS IN EXCESS OF ATMOSPHERIC PRESSRE, INCLUDING A VALVE HOUSING PROVIDING A MEASURING CHAMBER HAVING AN INLET AND AN OUTLET THEREIN, VALVING MEANS INCLUDING A VALVE STEM PROVIDED WITH MEANS FOR CLOSING SAID INLET TO RETAIN A MEASURED QUANTITY OF MATERIAL IN SAID CHAMBER AND THEREAFTER OPENING SAID OUTLET TO COMMUNICATE SAID CHAMBER WITH THE ATMOSPHERE, A PORTION OF SAID VALVE HOUSING FORMING AN AIR TRAP LOCATED ON THE SIDE OF THE MATERIAL IN THE MEASURING CHAMBER OPPOSITE THE OUTLET AND ADAPTED TO HAVE AIR THEREIN COMPRESSED BY THE MATERIAL ENTERING THE CHAMBER UNDER THE FORCE OF SAID
Claim 2
Independent Claim
125 words
A DEVICE FOR DISPENSING A PREDETERMINED MEASURED QUANTITY OF MATERIAL FROM A CONTAINER IN WHICH SAID MATERIAL IN THE CONTAINER IS UNDER PRESSURE OF A PROPELLENT IMMISCIBLE AS IN EXCESS OF ATMOSPHERIC PRESSRE, INCLUDING A VALVE HOUSING PROVIDING A MEASURING CHAMBER HAVING AN INLET AND AN OUTLET THEREIN, VALVING MEANS INCLUDING A VALVE STEM PROVIDED WITH MEANS FOR CLOSING SAID INLET TO RETAIN A MEASURED QUANTITY OF MATERIAL IN SAID CHAMBER AND THEREAFTER OPENING SAID OUTLET TO COMMUNICATE SAID CHAMBER WITH THE ATMOSPHERE, A PORTION OF SAID VALVE HOUSING FORMING AN AIR TRAP LOCATED ON THE SIDE OF THE MATERIAL IN THE MEASURING CHAMBER OPPOSITE THE OUTLET AND ADAPTED TO HAVE AIR THEREIN COMPRESSED BY THE MATERIAL ENTERING THE CHAMBER UNDER THE FORCE OF SAID
References Cited (Backward Citations)
US1747608A
Cited
US2149633A
Cited
US2246594A
Cited
FR875590A
Cited
US2331117A
Cited
US2973885A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |