US3679792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dialdehyde-containing anti-caries chewing gum compositions
Assignee: WM Wrigley Jr Co
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Filing: 1969-09-05
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Granted: 1972-07-25
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Expires: 1989-09-05
Abstract
Abstract Unique chewing gum compositions possessing anti-caries activity characteristics comprising a chewing gum base having incorporated therein at least one anti-microbial agent comprising saturated or unsaturated, substituted or unsubstituted, conjugated or unconjugated dialdehydes. The chewing compositions can and preferably do contain conventional adhesive as well as conventional flavoring agents.
Inventors
- 👤 John H Litchfield
- 👤 Victor G Vely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:20
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/02; A61K8/0216; A61K8/72; A61K8/73; A61K8/732; A61K9/00; A61K9/0012; A61K9/0053; A61K9/0056; A61K9/0058; A61Q; A61Q11/00
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
26 words
The chewing gum composition of claim 1 wherein succinic dialdehyde is present in an amount of about 3 percent by weight of the chewing gum composition.
Claim 2
Dependent Claim
15 words
Chewing gum containing an effective amount of mesoxalic dialdehyde to give the gum anti-caries activity.
Claim 3
Dependent Claim
26 words
The chewing gum composition of claim 3 wherein mesoxalic dialdehyde is present in an amount of about 3 percent by weight of the chewing gum composition.
Claim 4
Dependent Claim
14 words
Chewing gum containing an effective amount of 2-hydroxadipaldehyde to give the gum anti-caries activity.
Claim 5
Dependent Claim
25 words
The chewing gum composition of claim 5 wherein 2-hydroxyadipaldehyde is present in an amount of about 3 percent by weight of the chewing gum composition.
Claim 6
Dependent Claim
16 words
The chewing gum containing an effective amount of dialdehyde starch to give the gum anti-caries activity.
Claim 7
Dependent Claim
26 words
The chewing gum composition of claim 7 wherein dialdehyde starch is present in an amount of about 3 percent by weight of the chewing gum composition.
Claim 8
Dependent Claim
17 words
Chewing gum containing an effective amount of dialdehyde galactomannan gum to give the chewing gum anti-caries activity.
Claim 9
Dependent Claim
27 words
The chewing gum composition of claim 9 wherein dialdehyde galactomannan gum is present in an amount of about 3 percent by weight of the chewing gum composition.
References Cited (Backward Citations)
US2801216A
Cited
US3497590A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-07-25 | 1976-01-24 | 1976-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-25 | 1980-01-24 | 1980-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-25 | 1984-01-24 | 1984-07-25 | $7700.00 | Window Closed / Lapsed |