Patent US3317090A successfully refreshed from Google Patents.
US3317090A
Expired / Lapsed
US
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Dispensing means and valve means therefor
Assignee: Individual
•
Filing: 1965-09-13
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Granted: 1967-05-02
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Expires: 1985-09-13
Abstract
No abstract record available.
Inventors
- 👤 Meshberg Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:44
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/60; B65D83/62
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A DISPENSING DEVICE COMPRISING A CONTAINER HAVING A MATERIAL THEREIN TO BE DISPENSED THEREFROM, A RECIPROCATING VALVE UNIT MOUNTED ON THE CONTAINER AND HAVING MEANS COMMUNICATING WITH SAID CONTAINER TO CONTROL THE DISPENSING OF THE MATERIAL THEREFROM, AND A FLEXIBLE, EXPANSIBLE BAG DISPOSED IN SAID CONTAINER AND CONNECTED TO SAID VALVE UNIT, SAID VALVE UNIT HAVING A REMOVABLE PORTION PROVIDING MEANS TO CONNECT SAID BAG TO AN EXTERNAL SOURCE OF PRESSURE PRODUCING MATERIAL TO BE CHARGED THEREFROM AND TO THEREAFTER BE REPLACED TO SEAL THE BAG IN DISPENSING POSITION OF SAID VALVE UNIT WHEREBY PRESSURE PRODUCED IN SAID BAG IN APPLIED TO SAID MATERIAL IN THE CONTAINER TO EXPEL SAID MATERIAL FROM THE CONTAINER UNDER CONTROL OF SAID VALVE UNIT.
Claim 2
Dependent Claim
120 words
A DISPENSING DEVICE COMPRISING A CONTAINER HAVING A MATERIAL THEREIN TO BE DISPENSED THEREFROM, A RECIPROCATING VALVE UNIT MOUNTED ON THE CONTAINER AND HAVING MEANS COMMUNICATING WITH SAID CONTAINER TO CONTROL THE DISPENSING OF THE MATERIAL THEREFROM, AND A FLEXIBLE, EXPANSIBLE BAG DISPOSED IN SAID CONTAINER AND CONNECTED TO SAID VALVE UNIT, SAID VALVE UNIT HAVING A REMOVABLE PORTION PROVIDING MEANS TO CONNECT SAID BAG TO AN EXTERNAL SOURCE OF PRESSURE PRODUCING MATERIAL TO BE CHARGED THEREFROM AND TO THEREAFTER BE REPLACED TO SEAL THE BAG IN DISPENSING POSITION OF SAID VALVE UNIT WHEREBY PRESSURE PRODUCED IN SAID BAG IN APPLIED TO SAID MATERIAL IN THE CONTAINER TO EXPEL SAID MATERIAL FROM THE CONTAINER UNDER CONTROL OF SAID VALVE UNIT.
References Cited (Backward Citations)
US3241722A
Cited
US3245435A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |