Patent US3203595A successfully refreshed from Google Patents.
US3203595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure dispenser for semi-fluid substances
Assignee: Individual
•
Filing: 1963-06-03
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Granted: 1965-08-31
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Expires: 1983-06-03
Abstract
No abstract record available.
Inventors
- 👤 Melvin J Berkowitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:53
CPC Classifications
A; A47; A47F; A47F1/00; A47F1/02; A47F1/03; A47G; A47G19/00; A47G19/12; A47G19/18; A47G19/183
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
FOR USE FOR DISPENSING A SEMI-FLUID SUBSTANCE UNDER PRESSURE DURING A FRACTIONAL PORTION OF A SECOND, DISPENSER APPARATUS COMPRISING A DISPENSER HEAD HAVING AN OPENING, MEANS CONNECTED TO SAID DISPENSER HEAD TO SUPPLY SUCH SUBSTANCE UNDER PRESSURE, AND ELECTRICAL ACTUATING CONTROL MEANS INCLUDING IN CIRCUIT A SOLENOID-OPERATED VALVE INTERCONNECTED BETWEEN SAID SUPPLY MEANS AND SAID DISPENSER HEAD FOR GOVERNING THE FLOW OF THE SUBSTANE SO SUPPLIED, ELECTRICAL TIME-DELAY MEANS COUPLED TO SAID SOLENOIDOPERATED VALVE AND WHOSE ENERGIZATION LIMITS THE TIME INTERVAL SAID VALVE REMAINS OPEN WHEN ACTUATED, AND MANUALLY OPERATED SWITCH MEANS ELECTRICALLY CONNECTED TO SAID TIME-DELAY MEANS AND BY WHICH THE SOLENOID OF SAID VALVE IS ENERGIZED, WHEREBY FLOW UNDER PRESSURE IS INITIATED MANUALLY BY THE OPERATOR AND IS CUT OFF BY THE ELECTRICAL TIMEDELAY MEANS IN A LASER TIME THAN COULD BE CONTROLLED BY THE OPERATOR.
Claim 2
Dependent Claim
138 words
FOR USE FOR DISPENSING A SEMI-FLUID SUBSTANCE UNDER PRESSURE DURING A FRACTIONAL PORTION OF A SECOND, DISPENSER APPARATUS COMPRISING A DISPENSER HEAD HAVING AN OPENING, MEANS CONNECTED TO SAID DISPENSER HEAD TO SUPPLY SUCH SUBSTANCE UNDER PRESSURE, AND ELECTRICAL ACTUATING CONTROL MEANS INCLUDING IN CIRCUIT A SOLENOID-OPERATED VALVE INTERCONNECTED BETWEEN SAID SUPPLY MEANS AND SAID DISPENSER HEAD FOR GOVERNING THE FLOW OF THE SUBSTANE SO SUPPLIED, ELECTRICAL TIME-DELAY MEANS COUPLED TO SAID SOLENOIDOPERATED VALVE AND WHOSE ENERGIZATION LIMITS THE TIME INTERVAL SAID VALVE REMAINS OPEN WHEN ACTUATED, AND MANUALLY OPERATED SWITCH MEANS ELECTRICALLY CONNECTED TO SAID TIME-DELAY MEANS AND BY WHICH THE SOLENOID OF SAID VALVE IS ENERGIZED, WHEREBY FLOW UNDER PRESSURE IS INITIATED MANUALLY BY THE OPERATOR AND IS CUT OFF BY THE ELECTRICAL TIMEDELAY MEANS IN A LASER TIME THAN COULD BE CONTROLLED BY THE OPERATOR.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |