Patent US4110504A successfully refreshed from Google Patents.
US4110504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-sanitizing carpet construction composition
Assignee: Individual
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Filing: 1976-06-15
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Granted: 1978-08-29
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Expires: 1996-06-15
Abstract
Abstract Conventional tufted carpet floor covering includes a self-sanitizing additive intimately mixed with the liquid carpet construction composition which binds the tuft loops in place in the primary backing. The self-sanitizing additive is a mixture of a nonionic trialkylamine and a Group II-A or Group II-B metal salt of a monocarboxylic acid having a carbon chain length of 1 to 4.
Inventors
- 👤 Ezekiel H. Hull
- 👤 Robert H. McIntosh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:04
CPC Classifications
D; D05; D05C; D05C17/00; D05C17/02; D06; D06M; D06M13/00; D06M13/10; D06M13/184; D06M13/188; D06M16/00; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23979; Y10T428/23993
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
109 words
In a tufted carpet product including a primary backing sheet material, rows of carpet yarn stitched into the primary backing material to produce a face of yarn on one side of the backing and tuft loop backs of yarn on the opposite underside of the backing, and a layer of carpet construction adhesive on the tuft loop backs and on the underside of the backing, the improvement comprising a sanitizing additive blended with the carpet construction adhesive, said additive comprising a mixture of a nonionic trialkyl amine and a Group II-A or Group II-B metal salt of a monocarboxylic acid having a carbon chain length of 1 to 4.
Claim 2
Dependent Claim
109 words
In a tufted carpet product including a primary backing sheet material, rows of carpet yarn stitched into the primary backing material to produce a face of yarn on one side of the backing and tuft loop backs of yarn on the opposite underside of the backing, and a layer of carpet construction adhesive on the tuft loop backs and on the underside of the backing, the improvement comprising a sanitizing additive blended with the carpet construction adhesive, said additive comprising a mixture of a nonionic trialkyl amine and a Group II-A or Group II-B metal salt of a monocarboxylic acid having a carbon chain length of 1 to 4.
Claim 3
Dependent Claim
18 words
Tufted carpet product of claim 1 wherein the sanitizing additive comprises a mixture of dimethyllaurylamine and barium acetate.
Claim 4
Dependent Claim
24 words
Tufted carpet product of claim 2 wherein the additive is present in the adhesive in a concentration of between 0.10% and 10% by weight.
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) | 1981-08-28 | 1982-02-27 | 1982-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-08-28 | 1986-02-27 | 1986-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-08-28 | 1990-02-27 | 1990-08-29 | $7700.00 | Window Closed / Lapsed |