← Back to Patent Explorer
US3085495A Expired / Lapsed US ⏱️ 0.0 years remaining

Automatic pressurized coffee maker

Assignee: Individual
•
Filing: 1958-07-28
•
Granted: 1963-04-16
•
Expires: 1978-07-28
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Rosander Axel Edward

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 04:30
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/24

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 157 words
AN AUTOMATIC COFFEE-MAKER OF THE PRESSURIZED INFUSION TYPE COMPRISING A LIQUID COFFEE-RECEIVING CONTAINER, A SOURCE OF WATER SUPPLY, A WATER PREMEASURING CONTAINER CONSTRUCTED AND ARRANGED TO HOLD A PREDETERMINED VOLUME OF WATER AND CONNECTED WITH SAID WATER SUPPLY SOURCE TO RECEIVE THEREFROM, MEANS FOR HEATING THE WATER IN SAID HOT WATER SUPPLY TANK AND SAID PRE-MEASURING TANK, MEANS PRODUCING PRESSURE ON SAID WATER IN SAID PREMEASURING CONTAINER, A COFFEE INFUSION HEAD CONSTRUCTED TO CONFINE A SELECTED AMOUNT OF GROUND COFFEE AND RECEIVING WATER FROM SAID PREMEASURING CONTAINER AND DISCHARGING INTO SAID LIQUID COFFEE-RECEIVING CONTAINER, MEANS CONTROLLING THE FLOW OF WATER FROM SAID PREMEASURING CONTAINER TO SAID INFUSION HEAD AND RESPONSIVE FOR INITIALLY PRODUCING FLOW OF WATER FROM SAID CONTAINER TO SAID HEAD TO MANUAL ACTUATION THEREOF AND CONSTRUCTED TO AUTOMATICALLY PREVENT FLOW BETWEEN SAID CONTAINER AND SAID HEAD AFTER THE VOLUME OF WATER IN SAID CONTAINER HAS BEEN FED UNDER PRESSURE THROUGH THE COFFEE IN SAID HEAD.
Claim 2
Dependent Claim 157 words
AN AUTOMATIC COFFEE-MAKER OF THE PRESSURIZED INFUSION TYPE COMPRISING A LIQUID COFFEE-RECEIVING CONTAINER, A SOURCE OF WATER SUPPLY, A WATER PREMEASURING CONTAINER CONSTRUCTED AND ARRANGED TO HOLD A PREDETERMINED VOLUME OF WATER AND CONNECTED WITH SAID WATER SUPPLY SOURCE TO RECEIVE THEREFROM, MEANS FOR HEATING THE WATER IN SAID HOT WATER SUPPLY TANK AND SAID PRE-MEASURING TANK, MEANS PRODUCING PRESSURE ON SAID WATER IN SAID PREMEASURING CONTAINER, A COFFEE INFUSION HEAD CONSTRUCTED TO CONFINE A SELECTED AMOUNT OF GROUND COFFEE AND RECEIVING WATER FROM SAID PREMEASURING CONTAINER AND DISCHARGING INTO SAID LIQUID COFFEE-RECEIVING CONTAINER, MEANS CONTROLLING THE FLOW OF WATER FROM SAID PREMEASURING CONTAINER TO SAID INFUSION HEAD AND RESPONSIVE FOR INITIALLY PRODUCING FLOW OF WATER FROM SAID CONTAINER TO SAID HEAD TO MANUAL ACTUATION THEREOF AND CONSTRUCTED TO AUTOMATICALLY PREVENT FLOW BETWEEN SAID CONTAINER AND SAID HEAD AFTER THE VOLUME OF WATER IN SAID CONTAINER HAS BEEN FED UNDER PRESSURE THROUGH THE COFFEE IN SAID HEAD.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-04-15 1966-10-15 1967-04-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-04-15 1970-10-15 1971-04-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-04-15 1974-10-15 1975-04-16 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag