Patent US3051164A successfully refreshed from Google Patents.
US3220928A
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Enzymatic cleaning process
Assignee: SCHWARZ LAB Inc
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Filing: 1962-07-06
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Granted: 1965-11-30
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Expires: 1982-07-06
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)
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 |