US2898209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of extracting hops
Assignee: Blatz Brewing Co
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Filing: 1956-07-17
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Granted: 1959-08-04
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Expires: 1976-07-17
Abstract
No abstract record available.
Inventors
- 👤 Justin J Murtaugh
- 👤 Milton E Lavrich
- 👤 Donald G Ruff
- 👤 Charles J Krueck
- 👤 James E Grant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:35
CPC Classifications
C; C12; C12C; C12C3/00; C12C3/04; C12C3/08; C12C12/00; C12C7/00; C12C7/20; C12C7/205
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
210 words
A METHOD OF EXTRACTING SOLID STARTING MATERIAL, SAID STARTING MATERIAL HAVING SUBSTANTIALLY THE COMPOSITION OF VINE-FRESH HOPS, WHICH CONSISTS IN EXTRACTING SAID MATERIAL WITH 95% MATHANOL AT A MAXIMUM TEMPERATURE OF 65* C. TO PRODUCE AN ORIGINAL LIQUID EXTRACT OF SAID STARTING MATERIAL, SAID ORIGINAL LIQUID EXTRACT INCLUDING WATER WHICH IS EXTRACTED FROM SAID STARTING MATERIAL, SAID WATER BEING MIXED WITH SAID METHANOL IN SAID ORGINAL LIQUID EXTRACT, SAID ORIGINAL LIQUID EXTRACT INCLUDING WATER-INSOLUBLE AND METHANOL-SOLUBLE MATERIAL WHICH IS EXTRACTED FROM SAID SOLID STARTING MATERIAL AND WHICH IS DISSOLVED IN THE METHANOL OF SAID ORIGINAL LIQUID EXTRACT, SAID ORIGINAL LIQUID EXTRACT INCLUDING WATER-SOLUBLE AND METHANOL-INSOLUBLE MATERIAL WHICH IS EXTRACTED FROM SAID SOLID STARTING MATERIAL AND WHICH IS DISSOLVED IN THE WATER OF SAID ORIGINAL LIQUID EXTRACT, SAID METHANOL-SOLUBLE AND WATERINSOLUBLE EXTRACTED MATERIAL INCLUDING ALPHA-RESIN AND BETA-RESIN, THE WEIGHT OF SAID ALPHA RESIN BEING AT LEAST 40% OF THE WEIGHT OF THE TOTAL SOFT RESIN; SEPARATING SAID ORIGINAL LIQUID EXTRACT FROM THE DISSOLVED RESIDUAL PART OF SAID STARTING MATERIAL; FLOWING THE SEPARATED ORIGINAL LIQUID EXTRACT FORWARDLY THROUGH AN EXTERNALLY HEATED ZONE IN THE FORM OF A THIN, RAPIDLY FORWARDLY-FLOWING STREAM TO HEAT SAID FORWARDLY-FLOWING STREAM SUBSTANTIALLY UNIFORMLY WITHIN SAID HEATING ZONE WITHOUT SUBSTANTIALLY EVAPORATING METHANOL OR WATER FROM SAID FORWARDLY-FLOWING STREAM
Claim 2
Independent Claim
210 words
A METHOD OF EXTRACTING SOLID STARTING MATERIAL, SAID STARTING MATERIAL HAVING SUBSTANTIALLY THE COMPOSITION OF VINE-FRESH HOPS, WHICH CONSISTS IN EXTRACTING SAID MATERIAL WITH 95% MATHANOL AT A MAXIMUM TEMPERATURE OF 65* C. TO PRODUCE AN ORIGINAL LIQUID EXTRACT OF SAID STARTING MATERIAL, SAID ORIGINAL LIQUID EXTRACT INCLUDING WATER WHICH IS EXTRACTED FROM SAID STARTING MATERIAL, SAID WATER BEING MIXED WITH SAID METHANOL IN SAID ORGINAL LIQUID EXTRACT, SAID ORIGINAL LIQUID EXTRACT INCLUDING WATER-INSOLUBLE AND METHANOL-SOLUBLE MATERIAL WHICH IS EXTRACTED FROM SAID SOLID STARTING MATERIAL AND WHICH IS DISSOLVED IN THE METHANOL OF SAID ORIGINAL LIQUID EXTRACT, SAID ORIGINAL LIQUID EXTRACT INCLUDING WATER-SOLUBLE AND METHANOL-INSOLUBLE MATERIAL WHICH IS EXTRACTED FROM SAID SOLID STARTING MATERIAL AND WHICH IS DISSOLVED IN THE WATER OF SAID ORIGINAL LIQUID EXTRACT, SAID METHANOL-SOLUBLE AND WATERINSOLUBLE EXTRACTED MATERIAL INCLUDING ALPHA-RESIN AND BETA-RESIN, THE WEIGHT OF SAID ALPHA RESIN BEING AT LEAST 40% OF THE WEIGHT OF THE TOTAL SOFT RESIN; SEPARATING SAID ORIGINAL LIQUID EXTRACT FROM THE DISSOLVED RESIDUAL PART OF SAID STARTING MATERIAL; FLOWING THE SEPARATED ORIGINAL LIQUID EXTRACT FORWARDLY THROUGH AN EXTERNALLY HEATED ZONE IN THE FORM OF A THIN, RAPIDLY FORWARDLY-FLOWING STREAM TO HEAT SAID FORWARDLY-FLOWING STREAM SUBSTANTIALLY UNIFORMLY WITHIN SAID HEATING ZONE WITHOUT SUBSTANTIALLY EVAPORATING METHANOL OR WATER FROM SAID FORWARDLY-FLOWING STREAM
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) | 1962-08-03 | 1963-02-02 | 1963-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-03 | 1967-02-02 | 1967-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-03 | 1971-02-02 | 1971-08-04 | $7700.00 | Window Closed / Lapsed |