US3333964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drip infusion brew maker
Assignee: Vacuum Die Casting Corp
•
Filing: 1964-12-14
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Granted: 1967-08-01
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Expires: 1984-12-14
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Bender
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:52
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/002; A47J31/10
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
172 words
IN THE BREWING OF A BEVERAGE IN A DRIP-TYPE BREW MAKER HAVING A SOURCE OF HOT WATER, A BASKET WITH THE INFUSION MATERIAL THEREBENEATH, A SPREADER OVER SAID INFUSION MATERIAL, AND A BREW SERVER TO RECEIVE THE BREWED BEVERAGE, THE METHOD WHICH INCLUDES FLOWING THE HOT WATER IN A SINGLE DIRECTION AND WITHOUT RECIRCULAT ON TO THE SPREADER AT A CONTROLLED RATE TO PROVIDE A WATER DISCHARGE TIME FROM THE SOURCE WHICH WHEN ADDED TO THE RESIDUAL BASKET DRAIN TIME COMES WITHIN THE RANGE OF OPTIMUM EXTRACTION TIME FOR THE INFUSION MATERIAL IN THE BASKET AND REGARDLESS OF ANY SLOWER RATE OF FLOW THROUGH THE BASKET, AND THEREBY CAUSING THE HOT WATER TO FLOOD THE INFUSION MATERIAL AND TO OVERFLOW, CAUSING THE OVERFLOWING EXCESS HOT WATER TO BYPASS THE INFUSION MATERIAL IN THE BASKET AND TO FLOW DIRECTLY TO THE SERVER WITHOUT CONTACTING THE SAID INFUSION MATERIAL IN THE BASKET, AND AT THE SAME TIME CONFINING THE INFUSION MATERIAL TO THE BASKET TO PREVENT OVERFLOW OF FLOATING INFUSION MATERIAL TO THE SERVER.
Claim 2
Dependent Claim
172 words
IN THE BREWING OF A BEVERAGE IN A DRIP-TYPE BREW MAKER HAVING A SOURCE OF HOT WATER, A BASKET WITH THE INFUSION MATERIAL THEREBENEATH, A SPREADER OVER SAID INFUSION MATERIAL, AND A BREW SERVER TO RECEIVE THE BREWED BEVERAGE, THE METHOD WHICH INCLUDES FLOWING THE HOT WATER IN A SINGLE DIRECTION AND WITHOUT RECIRCULAT ON TO THE SPREADER AT A CONTROLLED RATE TO PROVIDE A WATER DISCHARGE TIME FROM THE SOURCE WHICH WHEN ADDED TO THE RESIDUAL BASKET DRAIN TIME COMES WITHIN THE RANGE OF OPTIMUM EXTRACTION TIME FOR THE INFUSION MATERIAL IN THE BASKET AND REGARDLESS OF ANY SLOWER RATE OF FLOW THROUGH THE BASKET, AND THEREBY CAUSING THE HOT WATER TO FLOOD THE INFUSION MATERIAL AND TO OVERFLOW, CAUSING THE OVERFLOWING EXCESS HOT WATER TO BYPASS THE INFUSION MATERIAL IN THE BASKET AND TO FLOW DIRECTLY TO THE SERVER WITHOUT CONTACTING THE SAID INFUSION MATERIAL IN THE BASKET, AND AT THE SAME TIME CONFINING THE INFUSION MATERIAL TO THE BASKET TO PREVENT OVERFLOW OF FLOATING INFUSION MATERIAL TO THE SERVER.
Claim 3
Dependent Claim
270 words
A DRIP BREW MAKER COMPRISING A SOURCE OF HOT WATER, A BREW SERVER, A BASKET FOR THE INFUSION MATERIAL BETWEEN THE SOURCE AND THE SERVER, SAID BASKET HAVING A PERFORATE BOTTOM, A SUPPORT FOR SAID BASKET, A SPREADER TO RECEIVE THE FLOW OF HOT WATER FROM THE SOURCE, SAID SPREADER HAVING HOLES DISTRIBUTED OVER THE INFUSION MATERIAL IN THE BASKET, THE SAID HOLES BEING SMALL ENOUGH TO CONFINE THE MATERIAL IN THE BASKET BUT BEING NUMEROUS AND THEREBY AFFORDING ENOUGH FLOW TO THOROUGHLY WET THE MATERIAL IN THE BASKET, SAID SPREADER ACTING AS A TOP TO PREVENT UPWARD ESCAPE OF THE INFUSION MATERIAL FROM THE BASKET, MEANS TO DEFINE A HOT WATER OVERFLOW LEVEL SOME WHAT HIGHER THAN THE HOLES IN THE SPREADER, SAID BASKET AND SPREADER AND SUPPORT COMBINATION PROVIDING MEANS AFFORDING A RELATIVELY UNRESTRICTED RATE OF OVERFLOW OF HOT WATER FROM ABOVE THE LEVEL OF THE HOLES IN SAID SPREADER TO THE SERVER WITHOUT PASSNG THROUGH THE INFUSION MATERIAL IN THE BASKET, SAID BASKET BEING READILY SEPARABLE FROM SAID SOURCE AND FROM SAID SERVER, SAID SOURCE HAVING FLOW RATE CONTROL MEANS SERVING TO FLOW HOT WATER ONTO THE SPREADER AT A DESIRED RATE, THE SAID FLOW RATE BEING CONTROLLED BY SAID FLOW RATE CONTROL MEANS TO PROVIDE A HOT WATER DISCHARGE TIME FROM THE SOURCE WHICH WHEN ADDED TO THE RESIDUAL BASKET DRAIN TIME FOR THE LOADED BASKET COMES WITHIN THE RANGE OF OPTIMUM EXTRACTION TIME FOR THE MATERIAL CONTEMPLATED TO BE USED, AND REGARDLESS OF ANY SLOWER RATE OF FLOW THROUGH THE BASKET, THE EXCESS WATER THEN FREELY BYPASSING THE INFUSION MATERIAL IN THE BASKET BY OVERFLOW.
Claim 4
Dependent Claim
270 words
A DRIP BREW MAKER COMPRISING A SOURCE OF HOT WATER, A BREW SERVER, A BASKET FOR THE INFUSION MATERIAL BETWEEN THE SOURCE AND THE SERVER, SAID BASKET HAVING A PERFORATE BOTTOM, A SUPPORT FOR SAID BASKET, A SPREADER TO RECEIVE THE FLOW OF HOT WATER FROM THE SOURCE, SAID SPREADER HAVING HOLES DISTRIBUTED OVER THE INFUSION MATERIAL IN THE BASKET, THE SAID HOLES BEING SMALL ENOUGH TO CONFINE THE MATERIAL IN THE BASKET BUT BEING NUMEROUS AND THEREBY AFFORDING ENOUGH FLOW TO THOROUGHLY WET THE MATERIAL IN THE BASKET, SAID SPREADER ACTING AS A TOP TO PREVENT UPWARD ESCAPE OF THE INFUSION MATERIAL FROM THE BASKET, MEANS TO DEFINE A HOT WATER OVERFLOW LEVEL SOME WHAT HIGHER THAN THE HOLES IN THE SPREADER, SAID BASKET AND SPREADER AND SUPPORT COMBINATION PROVIDING MEANS AFFORDING A RELATIVELY UNRESTRICTED RATE OF OVERFLOW OF HOT WATER FROM ABOVE THE LEVEL OF THE HOLES IN SAID SPREADER TO THE SERVER WITHOUT PASSNG THROUGH THE INFUSION MATERIAL IN THE BASKET, SAID BASKET BEING READILY SEPARABLE FROM SAID SOURCE AND FROM SAID SERVER, SAID SOURCE HAVING FLOW RATE CONTROL MEANS SERVING TO FLOW HOT WATER ONTO THE SPREADER AT A DESIRED RATE, THE SAID FLOW RATE BEING CONTROLLED BY SAID FLOW RATE CONTROL MEANS TO PROVIDE A HOT WATER DISCHARGE TIME FROM THE SOURCE WHICH WHEN ADDED TO THE RESIDUAL BASKET DRAIN TIME FOR THE LOADED BASKET COMES WITHIN THE RANGE OF OPTIMUM EXTRACTION TIME FOR THE MATERIAL CONTEMPLATED TO BE USED, AND REGARDLESS OF ANY SLOWER RATE OF FLOW THROUGH THE BASKET, THE EXCESS WATER THEN FREELY BYPASSING THE INFUSION MATERIAL IN THE BASKET BY OVERFLOW.
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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) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |