US3207176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve dam
Assignee: Individual
•
Filing: 1963-10-16
•
Granted: 1965-09-21
•
Expires: 1983-10-16
Abstract
No abstract record available.
Inventors
- 👤 Elias Jerry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:34
CPC Classifications
F; F16; F16K; F16K51/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86348
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
FOR USE ON A TANK VALVE, A VALVE DAM, SAID DAM INCLUDING A BOTTOM, UPSTANDING PERIPHERAL WALLS, AND AN OPEN TOP, A MOUNTING COLLAR EXTENDING THROUGH A PORTION OF SAID WALLS AND RIGIDLY FIXED THERETO FOR ENGAGEMENT ABOUT THE TANK VALVE SO AS TO LOCATE A PORTION OF THE VALVE WITHIN THE DAM, AND MEANS FOR AUTOMATICALLY LOCKING THE DAM AND COLLAR ON THE VALVE.
Claim 2
Dependent Claim
65 words
FOR USE ON A TANK VALVE, A VALVE DAM, SAID DAM INCLUDING A BOTTOM, UPSTANDING PERIPHERAL WALLS, AND AN OPEN TOP, A MOUNTING COLLAR EXTENDING THROUGH A PORTION OF SAID WALLS AND RIGIDLY FIXED THERETO FOR ENGAGEMENT ABOUT THE TANK VALVE SO AS TO LOCATE A PORTION OF THE VALVE WITHIN THE DAM, AND MEANS FOR AUTOMATICALLY LOCKING THE DAM AND COLLAR ON THE VALVE.
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) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |