US3976790A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ionic dihydrochalcone sweeteners and food product containing the same
Assignee: Dynapol Shareholders Liquidating Trust
•
Filing: 1974-06-10
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Granted: 1976-08-24
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Expires: 1994-06-10
Abstract
Abstract A group of novel dihydrochalcone compounds represented by the formula ##SPC1## Wherein M is hydrogen or a pharmacologically acceptable cation and R is a lower saturated alkyl of from 1 to 4 carbon atoms, and their use as sweetening agents in food products are disclosed.
Inventors
- 👤 Guy A. Crosby
- 👤 Grant E. Dubois
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:41
CPC Classifications
A; A23; A23G; A23G3/00; A23G3/34; A23G3/36; A23G3/42; A23G3/38; A23G4/00; A23G4/06
Claims Analysis
Total Claims: 30
Claim 1
Independent Claim
64 words
A sweetened edible product comprising an edible material and in intimate admixture therewith, a compound of the structural formula ##SPC12## wherein M is selected from the group of hydrogen and cations, and R is a lower saturated alkyl of from 1 to 4 carbon atoms, in an amount of from 0.0001% to 0.5% by weight (basis material) effective to produce a desired sweetness sensation.
Claim 2
Dependent Claim
64 words
A sweetened edible product comprising an edible material and in intimate admixture therewith, a compound of the structural formula ##SPC12## wherein M is selected from the group of hydrogen and cations, and R is a lower saturated alkyl of from 1 to 4 carbon atoms, in an amount of from 0.0001% to 0.5% by weight (basis material) effective to produce a desired sweetness sensation.
Claim 3
Dependent Claim
29 words
The sweetened edible product of claim 1 wherein R is methyl and wherein M is selected from the group consisting of hydrogen, calcium cation and the alkali metal cations.
Claim 4
Dependent Claim
22 words
The sweetened edible product of claim 2 wherein the amount of compound employed is from 0.001 to 0.01% by weight, basis material.
Claim 5
Dependent Claim
15 words
The sweetened edible product of claim 2 wherein said edible material is a soft drink.
Claim 6
Dependent Claim
14 words
The sweetened edible product of claim 2 wherein said edible material is chewing gum.
Claim 7
Dependent Claim
31 words
Compounds of the structural formula ##SPC13## wherein M is selected from the group of hydrogen and cations, and R is a lower saturated alkyl of from 1 to 4 carbon atoms.
Claim 8
Dependent Claim
31 words
Compounds of the structural formula ##SPC13## wherein M is selected from the group of hydrogen and cations, and R is a lower saturated alkyl of from 1 to 4 carbon atoms.
Claim 9
Dependent Claim
9 words
The compounds of claim 1, wherein R is methyl.
Claim 10
Dependent Claim
9 words
The compounds of claim 1, wherein R is ethyl.
Claim 11
Dependent Claim
9 words
The compounds of claim 1, wherein R is n-propyl.
Claim 12
Dependent Claim
22 words
The compounds of claim 1, wherein M is a cation selected from the group of calcium cations and the alkali metal cations.
Claim 13
Dependent Claim
9 words
The compounds of claim 10, wherein R is methyl.
Claim 14
Dependent Claim
9 words
The compounds of claim 10, wherein R is ethyl.
Claim 15
Dependent Claim
9 words
The compounds of claim 11, wherein R is n-propyl.
Claim 16
Dependent Claim
9 words
The compounds of claim 1, wherein M is potassium.
Claim 17
Dependent Claim
9 words
The compounds of claim 14, wherein R is ethyl.
Claim 18
Dependent Claim
9 words
The compounds of claim 14, wherein R is n-propyl.
Claim 19
Dependent Claim
9 words
The compounds of claim 1, wherein m is sodium.
Claim 20
Dependent Claim
9 words
The compounds of claim 17, wherein R is ethyl.
Claim 21
Dependent Claim
9 words
The compounds of claim 17, wherein R is n-propyl.
Claim 22
Dependent Claim
9 words
The compounds of claim 1, wherein M is hydrogen.
Claim 23
Dependent Claim
9 words
The compounds of claim 20, wherein R is ethyl.
Claim 24
Dependent Claim
9 words
The compounds of claim 20, wherein R is n-propyl.
Claim 25
Dependent Claim
4 words
The sweet dihydrochalcone ##SPC14##
Claim 26
Dependent Claim
4 words
The sweet dihydrochalcone ##SPC14##
Claim 27
Dependent Claim
4 words
The sweet dihydrochalcone ##SPC15##
Claim 28
Dependent Claim
4 words
The sweet dihydrochalcone ##SPC15##
Claim 29
Dependent Claim
4 words
The sweet dihydrochalcone ##SPC16##
Claim 30
Dependent Claim
4 words
The sweet dihydrochalcone ##SPC16##
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) | 1979-08-24 | 1980-02-23 | 1980-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-08-24 | 1984-02-23 | 1984-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-08-24 | 1988-02-23 | 1988-08-24 | $7700.00 | Window Closed / Lapsed |