Patent US3233641A successfully refreshed from Google Patents.
US3233641A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid-dispensing nozzle
Assignee: Individual
•
Filing: 1964-01-13
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Granted: 1966-02-08
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Expires: 1984-01-13
Abstract
No abstract record available.
Inventors
- 👤 Ehlers Karlheinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:20
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/42; B67D7/44; B67D7/46; B67D7/48; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49428; Y10T29/49432; Y10T29/49433
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A NOZZLE FOR A DISPENSING HOSE, COMPRISING A HOUSING COMMUNICATING WITH SAID HOSE; A SPIGOT CONNECTED WITH SAID HOUSING FOR DISCHARGING LIQUID FED THROUGH SAID HOUSING FROM SAID HOSE; VALVE MEANS IN SAID HOUSING FOR SELECTIVELY BLOCKING AND UNBLOCKING THE PASSAGE OF LIQUID TO SAID SPIGOT; AND PRESSURE-DIFFERENTIAL-RESPONSIVE MEANS HAVING AN AIR PASSAGE AND OPERABLE UPON BLOCKAGE OF SAID PASSAGE BY SAID LIQUID FOR CONTROLLING SAID VALVE MEANS TO CUT OFF FLOW OF SAID LIQUID TO SAID SPIGOT, SAID SPIGOT COMPRISING AN ELONGATED INTEGRAL TUBULAR BODY FORMED WITH AN OUTLET OF RELATIVELY LARGE CROSS-SECTIONAL AREA FOR SAID LIQUID AND WITH A BORE EXTENDING ALONG SAID OUTLET AND CONSTITUTING SAID PASSAGE, SAID BODY BEING OF ROUND ANNULAR CROSS-SECTION AND HAVING AN INWARDLY CONVEX RIDGE EXTENDING ALONG THE WALL OF SAID OUTLET AND PARALLEL-
Claim 2
Dependent Claim
132 words
A NOZZLE FOR A DISPENSING HOSE, COMPRISING A HOUSING COMMUNICATING WITH SAID HOSE; A SPIGOT CONNECTED WITH SAID HOUSING FOR DISCHARGING LIQUID FED THROUGH SAID HOUSING FROM SAID HOSE; VALVE MEANS IN SAID HOUSING FOR SELECTIVELY BLOCKING AND UNBLOCKING THE PASSAGE OF LIQUID TO SAID SPIGOT; AND PRESSURE-DIFFERENTIAL-RESPONSIVE MEANS HAVING AN AIR PASSAGE AND OPERABLE UPON BLOCKAGE OF SAID PASSAGE BY SAID LIQUID FOR CONTROLLING SAID VALVE MEANS TO CUT OFF FLOW OF SAID LIQUID TO SAID SPIGOT, SAID SPIGOT COMPRISING AN ELONGATED INTEGRAL TUBULAR BODY FORMED WITH AN OUTLET OF RELATIVELY LARGE CROSS-SECTIONAL AREA FOR SAID LIQUID AND WITH A BORE EXTENDING ALONG SAID OUTLET AND CONSTITUTING SAID PASSAGE, SAID BODY BEING OF ROUND ANNULAR CROSS-SECTION AND HAVING AN INWARDLY CONVEX RIDGE EXTENDING ALONG THE WALL OF SAID OUTLET AND PARALLEL-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |