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US2614043A Expired / Lapsed US ⏱️ 0.0 years remaining

Process of roasting coffee

Assignee: Individual
•
Filing: 1950-04-28
•
Granted: 1952-10-14
•
Expires: 1970-04-28
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Abstract

No abstract record available.

Inventors

  • 👤 Cohen Herman

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 01:48
CPC Classifications
A; A23; A23F; A23F5/00; A23F5/04; A23N; A23N12/00; A23N12/08; A23N12/10

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 48 words
THE METHOD OF TREATING COFFEE, COMPRISING ROASTING THE COFFEE BEANS IN A CLOSED CHAMBER, WITHDRAWING THE VAPORS IROM SAID CHAMBER, CONDENSING THE CONDENSIBLE CONSTITUENTS OF SAID VAPORS TO FORM A CONDENSATE, REMOVING THE NONCONDENSIBLE VAPORS, AND REINTRODUCING SAID CONDENSATE TO SAID CLOSED CHAMBER, ALL IN A CLOSED SYSTEM.
Claim 2
Independent Claim 48 words
THE METHOD OF TREATING COFFEE, COMPRISING ROASTING THE COFFEE BEANS IN A CLOSED CHAMBER, WITHDRAWING THE VAPORS IROM SAID CHAMBER, CONDENSING THE CONDENSIBLE CONSTITUENTS OF SAID VAPORS TO FORM A CONDENSATE, REMOVING THE NONCONDENSIBLE VAPORS, AND REINTRODUCING SAID CONDENSATE TO SAID CLOSED CHAMBER, ALL IN A CLOSED SYSTEM.

References Cited (Backward Citations)

US754943A Cited
US726279A Cited
US1426011A Cited
US2087602A Cited
US2168797A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1955-10-14 1956-04-14 1956-10-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1959-10-14 1960-04-14 1960-10-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1963-10-14 1964-04-14 1964-10-14 $7700.00 Window Closed / Lapsed

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