Patent US3104785A successfully refreshed from Google Patents.
US3104785A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metering valve for pressure packages
Assignee: —
•
Filing: —
•
Granted: 1963-09-24
•
Expires: 1980-09-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:58
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/44; B65D83/52; B65D83/42; B65D83/425
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A METERING DISPENSER FOR PRESSURIZED PACKAGES OF FLUID MATERIALS WHICH COMPRISES A VALVE BODY HAVING AN OUTLET PORT COMMUNICATING WITH THE ATMOSPHERE, PORT CLOSING MEANS FOR THE OUTLET PORT, SAID OUTLET PORT CLOSING MEANS BEING NORMALLY CLOSED, A CONTRACTABLE HOLLOW CASING DEFINING AN ENCLOSED FLUID CHAMBER, SAID CHAMBER BEING NORMALLY COMMUNICATED WITH THE INTERIOR OF THE PACKAGE, AND MEANS FOR SEQUENTIALLY CLOSING OFF SAID FLUID CHAMBER FROM COMMUNICATION WITH THE INTERIOR OF THE PACKAGE AND FOR OPENING THE OUTLET PORT CLOSING MEANS AND COMMUNICATING THE FLUID CHAMBER WITH THE ATMOSPHERE THROUGH SAID OPEN OUTLET PORT WHEREBY THE PRESSURE WITHIN THE PACKAGE WILL CAUSE SAID CHAMBER TO CONTRACT AND TO EXPEL THE FLUID MATERIAL THEREWITHIN.
Claim 2
Dependent Claim
114 words
A METERING DISPENSER FOR PRESSURIZED PACKAGES OF FLUID MATERIALS WHICH COMPRISES A VALVE BODY HAVING AN OUTLET PORT COMMUNICATING WITH THE ATMOSPHERE, PORT CLOSING MEANS FOR THE OUTLET PORT, SAID OUTLET PORT CLOSING MEANS BEING NORMALLY CLOSED, A CONTRACTABLE HOLLOW CASING DEFINING AN ENCLOSED FLUID CHAMBER, SAID CHAMBER BEING NORMALLY COMMUNICATED WITH THE INTERIOR OF THE PACKAGE, AND MEANS FOR SEQUENTIALLY CLOSING OFF SAID FLUID CHAMBER FROM COMMUNICATION WITH THE INTERIOR OF THE PACKAGE AND FOR OPENING THE OUTLET PORT CLOSING MEANS AND COMMUNICATING THE FLUID CHAMBER WITH THE ATMOSPHERE THROUGH SAID OPEN OUTLET PORT WHEREBY THE PRESSURE WITHIN THE PACKAGE WILL CAUSE SAID CHAMBER TO CONTRACT AND TO EXPEL THE FLUID MATERIAL THEREWITHIN.
References Cited (Backward Citations)
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US2823953A
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US2856105A
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US2858053A
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US2932432A
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GB740635A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |