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US3220928A Expired / Lapsed US ⏱️ 0.0 years remaining

Enzymatic cleaning process

Assignee: SCHWARZ LAB Inc
•
Filing: 1962-07-06
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Granted: 1965-11-30
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Expires: 1982-07-06
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Abstract

No abstract record available.

Inventors

  • 👤 Brenner Mortimer Wilkes

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 05:32
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/38; C11D3/386; C12; C12H; C12H1/00; C12H1/02; C12H1/06; C12H1/063

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 45 words
THE METHOD OF CLEANING BREWERY FILTER PRESSES AND CLOTHS IN SITU COMPRISING THE STEPS OF (A) RELEASING THE FILTER PRESS, (B) REMOVING THE ACCOMULATED CAKE OF FILTERED PARTICLES FROM THE FILTER PRESS AND CLOTHS, (C) RECLOSING THE FILTER PRESS WITH THE SAME CLOTHS IN PLACE
Claim 2
Independent Claim 45 words
THE METHOD OF CLEANING BREWERY FILTER PRESSES AND CLOTHS IN SITU COMPRISING THE STEPS OF (A) RELEASING THE FILTER PRESS, (B) REMOVING THE ACCOMULATED CAKE OF FILTERED PARTICLES FROM THE FILTER PRESS AND CLOTHS, (C) RECLOSING THE FILTER PRESS WITH THE SAME CLOTHS IN PLACE

References Cited (Backward Citations)

US1505534A Cited
US1826467A Cited
US2388284A Cited
US2607359A Cited
US2558869A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-11-29 1969-05-31 1969-11-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-11-29 1973-05-31 1973-11-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-11-29 1977-05-31 1977-11-30 $7700.00 Window Closed / Lapsed

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