US3803301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clear toothpastes containing visible agglomerates
Assignee: Colgate Palmolive Co
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Filing: 1972-04-11
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Granted: 1974-04-09
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Expires: 1992-04-11
Abstract
Abstract TOOTHPASTE FORMULATIONS HAVING DISPERSED THEREIN AN INVISIBLE ABRASIVE MATERIAL AND VISIBLE ABRASIVE AGGLOMERATES ARE DISCLOSED. THE ABRASIVE AGGLOMERATES COMPRISE SUB-PARTICLES OF HARD ABRASIVE MTERIALS (MOH HARDNESS OF AT LEAST ABOUT 5) JOINED TOGETHER BY A BINDING AGENT MATERIAL, AND PROVIDED INCREASED CLEANING AND POLISHING CHARACTERISTICS AS WELL AS AN ALTERNATIVE SPECKLED APPEARANCE TO THE TOOTHPASTE FORMULATION.
Inventors
- 👤 M Cordon
- 👤 B Pintenich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:46
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K8/00; A61K8/02; A61K8/0241; A61K8/0275; A61K8/18; A61K8/19; A61K8/26; A61K8/28; A61K8/72; A61K8/73; A61K8/731; A61K8/81; A61K8/8105; A61K8/8111; A61K8/8117; A61K8/84; A61K8/86; A61K8/88; A61K8/92; A61K8/922; A61K2800/00; A61K2800/20; A61K2800/26; A61K2800/262; A61K2800/40; A61K2800/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-04-08 | 1977-10-08 | 1978-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-04-08 | 1981-10-08 | 1982-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-04-08 | 1985-10-08 | 1986-04-09 | $7700.00 | Window Closed / Lapsed |