US4184888A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Effervescent adhesive-forming product
Assignee: WASSALL USA ACQUISITION Inc A Corp OF
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Filing: 1978-03-01
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Granted: 1980-01-22
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Expires: 1998-03-01
Abstract
Abstract An effervescent product useful for forming a holding adhesive, especially a wall covering adhesive, is disclosed herein.
Inventors
- 👤 Hani F. Zoumut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:15
CPC Classifications
C; C09; C09J; C09J101/00; C09J101/08; C09J101/26; C09J101/28; C09J101/284; C08; C08L; C08L2666/00; C08L2666/54; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31971; Y10T428/31975; Y10T428/31978
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
70 words
An article of manufacture adapted to prepare a holding adhesive solution comprising a hermatically-sealed, moisture-proof package containing a premeasured amount of a composition comprising: 20-50% of a water-soluble polymeric adhesive base; and 45-80% of a compatible effervescent source consisting essentially of an acid component and a carbonating component whereby the acid component and the carbonating component are present in amounts sufficient to afford a water solution of approximatley pH 3.5-9.5.
Claim 2
Dependent Claim
70 words
An article of manufacture adapted to prepare a holding adhesive solution comprising a hermatically-sealed, moisture-proof package containing a premeasured amount of a composition comprising: 20-50% of a water-soluble polymeric adhesive base; and 45-80% of a compatible effervescent source consisting essentially of an acid component and a carbonating component whereby the acid component and the carbonating component are present in amounts sufficient to afford a water solution of approximatley pH 3.5-9.5.
Claim 3
Dependent Claim
61 words
An article of manufacture according to claim 1 in powdered form which by weight comprises: 30-50% of a water-soluble polymeric adhesive base; and 50-70% of a compatible effervescent source consisting essentially of an acid component and a carbonating component whereby the acid component and the carbonating component are present in amounts sufficient to afford a water solution of approximately pH 3.5-9.5.
Claim 4
Dependent Claim
52 words
An article of manufacture according to claim 1 in tablet form which by weight comprises: 25-40% of a water-soluble cellulosic adhesive base; 20-30% of an acid component; 30-40% of a carbonating component; and 1-2% of an anhydrous solvent which is water-miscible and in which the adhesive base is substantially insoluble and non-swelling.
Claim 5
Dependent Claim
15 words
An article of manufacture according to claim 1 wherein the adhesive base is hydroxyethyl cellulose.
Claim 6
Dependent Claim
22 words
An article of manufacture according to claim 1 wherein the acid component and carbonating component are citric acid and sodium carbonate, respectively.
Claim 7
Dependent Claim
14 words
A tablet according to claim 3 wherein the anhydrous solvent is anhydrous isopropyl alcohol.
Claim 8
Dependent Claim
15 words
An article of manufacture according to claim 1 wherein a preservative and/or mildewcide is added.
Claim 9
Dependent Claim
17 words
An article of manufacture according to claim 1 wherein the premeasured amount is 2 to 8 oz.
Claim 10
Dependent Claim
39 words
A method of adhering wallpaper or the like to a surface which comprises adding a composition of the formula of claim 5 to a suitable quantity of water and applying the resultant adhesive to the wallpaper or the like.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-01-21 | 1983-07-23 | 1984-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-01-21 | 1987-07-23 | 1988-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-01-21 | 1991-07-23 | 1992-01-22 | $7700.00 | Window Closed / Lapsed |