Patent US2978328A successfully refreshed from Google Patents.
US2978328A
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Process for producing a tea concentrate
Assignee: Tea Corp
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Filing: 1958-06-24
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Granted: 1961-04-04
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Expires: 1978-06-24
Abstract
No abstract record available.
Inventors
- 👤 Melzard Douglas Ernest
- 👤 David A Kendall
- 👤 Albert J Karas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:52
CPC Classifications
A; A23; A23F; A23F3/00; A23F3/16; A23F3/163
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A PROCESS FOR PRODUCING A TEA CONCENTRATE CAPABLE OF BEING RECONSTITUTED WITH WATER TO FORM A TEA BEVERAGE COMPRISING TREATING A QUALITY OF PARTICULATED TEA LEAVES WITH HOT WATER TO EXTRACT A TEA CONCENTRATE THEREFROM, COMBINING SAID TEA CONCENTRATE WITH A NON-TOXIC CALCIUM SEQUESTERING AGENT WHICH IS IN AMOUNT SUFFICIENT TO COMBINE WITH SUBSTANTIALLY ALL OF THE CALCIUM IONS PRESENT IN THE FINAL TEA BEVERAGE BUT INSUFFICIENT TO AFFECT ADVERSELY THE DELICATE FLAVOR AND AROMA CONSTITUENTS OF THE TEA, COOLING AND FREEZING SAID CONCENTRATE.
Claim 2
Dependent Claim
84 words
A PROCESS FOR PRODUCING A TEA CONCENTRATE CAPABLE OF BEING RECONSTITUTED WITH WATER TO FORM A TEA BEVERAGE COMPRISING TREATING A QUALITY OF PARTICULATED TEA LEAVES WITH HOT WATER TO EXTRACT A TEA CONCENTRATE THEREFROM, COMBINING SAID TEA CONCENTRATE WITH A NON-TOXIC CALCIUM SEQUESTERING AGENT WHICH IS IN AMOUNT SUFFICIENT TO COMBINE WITH SUBSTANTIALLY ALL OF THE CALCIUM IONS PRESENT IN THE FINAL TEA BEVERAGE BUT INSUFFICIENT TO AFFECT ADVERSELY THE DELICATE FLAVOR AND AROMA CONSTITUENTS OF THE TEA, COOLING AND FREEZING SAID CONCENTRATE.
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) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |