US3313653A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of juice from sugarcontaining plant material
Assignee: Knapsack AG
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Filing: 1964-10-06
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Granted: 1967-04-11
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Expires: 1984-10-06
Abstract
No abstract record available.
Inventors
- 👤 Jung Erland Viktor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:35
CPC Classifications
C; C13; C13B; C13B10/00; C13B10/14; C07; C07D; C07D233/00; C07D233/04; C07D233/28; C07D233/30; C07D233/42; C08; C08K; C08K5/00; C08K5/36; C08K5/39; C08K5/405
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
IN THE PROCESS FOR THE PRODUCTION OF JUICE FROM STARTING MATERIAL INCLUDING A SUGAR CONTAINING PLANT MATERIAL COMMINUTED INTO CHIPS AND AN ACID EXTRACTING LIQUID, THE IMPROVEMENT WHICH COMPRISES ADDING AT LEAST ONE MEMBER SLECTED FROM THE GROUP CONSISTING OF POLYPHOSPHORIC ACID AND POLYPHOSPHORIC ACID IN COMBINATION WITH A DICARBOXYLIC ACID TO SAID STARTING MATERIAL.
Claim 2
Dependent Claim
55 words
IN THE PROCESS FOR THE PRODUCTION OF JUICE FROM STARTING MATERIAL INCLUDING A SUGAR CONTAINING PLANT MATERIAL COMMINUTED INTO CHIPS AND AN ACID EXTRACTING LIQUID, THE IMPROVEMENT WHICH COMPRISES ADDING AT LEAST ONE MEMBER SLECTED FROM THE GROUP CONSISTING OF POLYPHOSPHORIC ACID AND POLYPHOSPHORIC ACID IN COMBINATION WITH A DICARBOXYLIC ACID TO SAID STARTING MATERIAL.
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) | 1970-04-10 | 1970-10-10 | 1971-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-10 | 1974-10-10 | 1975-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-10 | 1978-10-10 | 1979-04-11 | $7700.00 | Window Closed / Lapsed |