US3298573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid dispenser having a supply container delivering to a receiving chamber
Assignee: OI Glass Inc
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Filing: 1965-03-17
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Granted: 1967-01-17
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Expires: 1985-03-17
Abstract
No abstract record available.
Inventors
- 👤 Ned J Smalley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:00
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/06; B65D47/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN A LIQUID DISPENSER, A RESERVOIR COMPRISING A MARGINALLY FLANGED BASIN, A DOME-LIKE DIAPHRAGM OPPOSED TO THE BASIN AND HAVING A DISCHARGE NOZZLE COMMUNICATING WITH THE RESERVOIR INTERIOR, THE FLANGE OF THE BASING HAVING APERTURES THROUGH WHICH LIQUID MAY FLOW INTO AND OUT OF THE RESERVOIR, THE FLANGED BASIN BEING FORMED OF A RELATIVELY RIGID PLASTIC AND THE DIAPHRAGM BEING HIGHLY RESILENT AND CAPABLE OF AXIAL FLEXING TO THEREBY CREATE LIQUID DISCHARGE PRESSURE WITHIN THE RESERVOIR, THE NOZZLE EXTENDING AXIALLY OUTWARD FROM THE DIAPHRAGM AND AN AXIALLY MOVABLE FINGER-PIECE, ENCOMPASSING THE DIAPHRAGM AND MANUALLY OPERABLE TO FLEX SAID DIAPHRAGM.
Claim 2
Dependent Claim
99 words
IN A LIQUID DISPENSER, A RESERVOIR COMPRISING A MARGINALLY FLANGED BASIN, A DOME-LIKE DIAPHRAGM OPPOSED TO THE BASIN AND HAVING A DISCHARGE NOZZLE COMMUNICATING WITH THE RESERVOIR INTERIOR, THE FLANGE OF THE BASING HAVING APERTURES THROUGH WHICH LIQUID MAY FLOW INTO AND OUT OF THE RESERVOIR, THE FLANGED BASIN BEING FORMED OF A RELATIVELY RIGID PLASTIC AND THE DIAPHRAGM BEING HIGHLY RESILENT AND CAPABLE OF AXIAL FLEXING TO THEREBY CREATE LIQUID DISCHARGE PRESSURE WITHIN THE RESERVOIR, THE NOZZLE EXTENDING AXIALLY OUTWARD FROM THE DIAPHRAGM AND AN AXIALLY MOVABLE FINGER-PIECE, ENCOMPASSING THE DIAPHRAGM AND MANUALLY OPERABLE TO FLEX SAID DIAPHRAGM.
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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |