Patent US3217936A successfully refreshed from Google Patents.
US3217936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispenser for materials under pressure
Assignee: Individual
•
Filing: 1963-01-09
•
Granted: 1965-11-16
•
Expires: 1983-01-09
Abstract
No abstract record available.
Inventors
- 👤 Robert Henry Abplanalp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:40
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/02; B67D7/0227; B65; B65D; B65D83/00; B65D83/14; B65D83/60; B65D83/64; B65D83/646; B65D83/58; B65D83/68; B65D83/682; Y; Y02; Y02W; Y02W90/00; Y02W90/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A DISPENSER COMPRISING A CYLINDER CLOSED AT ONE END AND OPEN AT ITS OTHER END, A DISCHARGE VALVE RIGID WITH SAID CYLINDER, A PISTON IN SAID CYLINDER TO CONTAIN THEREIN MATERIAL TO BE DISCHARGED THROUGH THE DISCHARGE VALVE, A NORMALLY SEALED EXTERNAL ENCLOSURE SURRONDING SAID CYLINDER AND ADAPTED TO CONTAIN A PROPELLANT TO ACT UPON THE PISTON AND COMPRESS THE MATERIAL WITHIN THE CYLINDER, A DIP TUBE CONNECTED TO THE INTERIOR OF THE DISCHARGE VALVE AND EXTENDING FROM THE DISCHARGE VALVE THROUGH SAID PISTON INTO THE EXTERNAL ENCLOSURE AND AN OUTLET LEADING FROM THE INTERIOR OF THE CYLINDER TO THE INTERIOR OF THE DISCHARGE VALVE.
Claim 2
Dependent Claim
105 words
A DISPENSER COMPRISING A CYLINDER CLOSED AT ONE END AND OPEN AT ITS OTHER END, A DISCHARGE VALVE RIGID WITH SAID CYLINDER, A PISTON IN SAID CYLINDER TO CONTAIN THEREIN MATERIAL TO BE DISCHARGED THROUGH THE DISCHARGE VALVE, A NORMALLY SEALED EXTERNAL ENCLOSURE SURRONDING SAID CYLINDER AND ADAPTED TO CONTAIN A PROPELLANT TO ACT UPON THE PISTON AND COMPRESS THE MATERIAL WITHIN THE CYLINDER, A DIP TUBE CONNECTED TO THE INTERIOR OF THE DISCHARGE VALVE AND EXTENDING FROM THE DISCHARGE VALVE THROUGH SAID PISTON INTO THE EXTERNAL ENCLOSURE AND AN OUTLET LEADING FROM THE INTERIOR OF THE CYLINDER TO THE INTERIOR OF THE DISCHARGE 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) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |