US3176731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filling valve for easy mounting and dismounting from a filling machine
Assignee: Chemetron Process Equipment Inc
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Filing: 1961-12-01
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Granted: 1965-04-06
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Expires: 1981-12-01
Abstract
No abstract record available.
Inventors
- 👤 Everett S Minard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:22
CPC Classifications
B; B65; B65B; B65B39/00; B67; B67C; B67C3/00; B67C3/02; B67C3/22; B67C3/26
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
98 words
IN A FILLING MACHINE: A RESERVOIR, AT LEAST ONE VALVING DEVICE ADAPTED TO BE IN LIQUID COMMUNICATION WITH THE INSIDE OF SAID RESERVOIR, SAID VALVING DEVICE HAVING A STATIONARY VALVE ELEMENT AND A CO-OPERATING MOVABLE VALVE ELEMENT, MEANS FOR URGING SAID MOVABLE VALVE ELEMENT DOWNWARDLY INTO A CLOSED POSITION TO PREVENT FLOW OUT OF SAID VALVING DEVICE, AN ACTUATOR FOR ACTUATING SAID MOVABLE VALVE ELEMENT UPWARDLY TO AN OPEN POSITION ENABLING FLOW OUT OF SAID VALVING DEVICE INTO A RECEPTAELE, MEANS ADJUSTABLE CONNECTING SAID ACTUATOR TO SAID MOVABLE VALVE ELEMENT, SAID VALVING DEVICE HAVING A VENT FOR PERMITTING
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) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |