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US2916377A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for treating beer

Assignee: American Tansul Co
•
Filing: 1958-02-04
•
Granted: 1959-12-08
•
Expires: 1978-02-04
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Abstract

No abstract record available.

Inventors

  • 👤 Richard G Shaler
  • 👤 Raymond L Mcadam
  • 👤 Marcel J Baalmann

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 06:36
CPC Classifications
C; C12; C12H; C12H1/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 53 words
THE METHOD OF PRODUCING BEER, WHICH COMPRISES THE STEPS OF ADDING A STABILIZER TO THE BEER AFTER FERMENTION, THEN ADDING GASEOUS SULFER DIOXIDE TO THE BEER AND THEREAFTER FINISHING THE BEER, THE GASEOUS SULFUR DIOXIDE BEING ADDED TO THE BEER IN THE PROPORTION OF ABOUT 5 TO 20 PARTS PER MILLION OF BEER.
Claim 2
Independent Claim 53 words
THE METHOD OF PRODUCING BEER, WHICH COMPRISES THE STEPS OF ADDING A STABILIZER TO THE BEER AFTER FERMENTION, THEN ADDING GASEOUS SULFER DIOXIDE TO THE BEER AND THEREAFTER FINISHING THE BEER, THE GASEOUS SULFUR DIOXIDE BEING ADDED TO THE BEER IN THE PROPORTION OF ABOUT 5 TO 20 PARTS PER MILLION OF BEER.

References Cited (Backward Citations)

US1765667A Cited
US2291624A Cited
US2416007A Cited
US2433411A Cited
US2717852A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-12-07 1963-06-08 1963-12-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-12-07 1967-06-08 1967-12-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-12-07 1971-06-08 1971-12-08 $7700.00 Window Closed / Lapsed

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