Multi-composition stick product and a process and system for manufacturing the same

• US 6,695,510 B1
• Filed: 05/31/2000
• Issued: 02/24/2004
• Est. Priority Date: 05/31/2000
• Status: Expired due to Term

• Current Assignee: PF Consumer Healthcare 1 LLC (GlaxoSmithKline PLC)
• Original Assignee: Wyeth (Pfizer Inc.)
• Inventors: Look, Jee Loon, Abu-Izza, Khawla Abdullah, Cooper, Paul Joseph, Wilson, Joyce H., Raman, Krishna P., Li, Vincent Hon-Kin
• Primary Examiner(s): Walczak, David J.
• Application Number:
  US09/584,640
• Time in Patent Office: 1,364 Days
• Field of Search: 401/68, 401/49, 401/16, 401/22, 401/72, 424/63, 424/64, 424/DIG.5, D28/4, D28/85, D28/86, D28/90
• US Class Current: 401/68
• CPC Class Codes: A45D 2040/0012 with special decorative arrangements or form
• CPC Class Codes: A45D 40/04 effected by a screw
• CPC Class Codes: A45D 40/16 Refill sticks; Moulding devices for producing sticks
• CPC Class Codes: A45D 40/24 Casings for two or more cosmetics
• CPC Class Codes: A61K 2800/88 Two- or multipart kits
• CPC Class Codes: A61K 8/02 characterised by special physical form
• CPC Class Codes: A61K 8/0229 Sticks
• CPC Class Codes: A61K 8/31 Hydrocarbons
• CPC Class Codes: A61K 8/35 Ketones, e.g. benzophenone
• CPC Class Codes: A61K 8/37 Esters of carboxylic acids
• CPC Class Codes: A61K 8/44 Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfur; Salts; Esters or N-acylated derivatives thereof
• CPC Class Codes: A61K 8/553 Phospholipids, e.g. lecithin
• CPC Class Codes: A61K 8/92 Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof
• CPC Class Codes: A61K 8/922 of vegetable origin
• CPC Class Codes: A61K 8/927 of insects, e.g. shellac
• CPC Class Codes: A61Q 1/06 Lipsticks
• CPC Class Codes: A61Q 15/00 Anti-perspirants or body deodorants deodorisation of air A61L9/00
• CPC Class Codes: A61Q 17/04 Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
• CPC Class Codes: A61Q 19/00 Preparations for care of the skin
• CPC Class Codes: B29C 39/023 for making multicoloured articles
• CPC Class Codes: B29C 39/10 : incorporating preformed parts or layers, e.g. casting around inserts or for coating articles coating a surface by casting in general B05D1/30, B29C39/126 takes precedence
• CPC Class Codes: B29C 39/24 : Feeding the material into the mould
• CPC Class Codes: B65B 2220/14 : Adding more than one type of material or article to the same package
• CPC Class Codes: B65D 83/00 : Containers or packages with special means for dispensing contents dispensing means incorporated in removable or non-permanently secured container closures B65D47/00; for shops, stores, offices, bars, or the like A47F1/04; showcases or show cabinets with dispensing arrangements A47F3/02; magazines for screws or nuts in combination with spanners, wrenches or screwdrivers B25B23/06; for use in connection with the handling of sheets, webs, or filamentary material B65H

Abstract

A multi-composition stick product, such as a lip balm, sun screen, deodorant, or glue stick. The multi-composition stick product including a stick composition molded in the container so as to contact the walls thereof and be advanceable or ejected therefrom. The stick composition includes a first composition and a second composition. The first and second compositions differ in at least one component, such as a medicament, colorant, fragrance, flavorant, sunscreen, preservative, conditioner, moisturizer, emollient, or surfactant. Furthermore the first and second compositions are arranged in a predetermined non-random pattern that is reproducible. Also described is the method and apparatus for manufacturing the multi-composition stick product.

Claims

1. A multi-color stick product, comprising:

(a) a container having walls, said walls being substantially smooth; and

(b) a molded multi-color stick composition disposed so as to be in sliding contact with the walls of the container and be advanceable and retractable in the container, wherein all of the walls of the container proximate to said molded stick composition are rigid throughout, the stick composition comprising;

(i) a first composition; and

(ii) a second composition;

wherein the first and second compositions differ in color and are arranged in a predetermined non-random image that is reproducible, and wherein the stick composition appears transparent or translucent when applied to a substrate.

2. The multi-composition stick product in accordance with claim 1, wherein the interior and exterior contours of the container are different.

3. The multi-composition stick product in accordance with claim 1, wherein the component is a medicament, fragrance, flavorant, sunscreen, preservative, conditioner, moisturizer, emollient, or surfactant.

4. The multi-composition stick product in accordance with claim 1, wherein the compositions form a predetermined discrete multicolor image.

5. The multi-composition stick product in accordance with claim 4, wherein the image is a heart;

evergreen tree;

ying-yang;

5-pointed star;

6-pointed star;

sun;

circle;

half and half circle;

heart with an arrow;

lateral stripes;

diagonal stripes (barber pole);

longitudinal stripes;

happy face;

sad face;

tree;

crescent moon;

cross;

4-pointed star;

flower;

ellipse;

wave;

lightening bolt;

pinwheel;

flag;

lips;

one or more alphanumeric letters;

or any combination thereof.

6. The multi-composition stick product in accordance with claim 4, wherein the stick composition has a longitudinal axis and for at least a portion thereof, each cross-section perpendicular to the longitudinal axis of the composition contains the same multicolor image.

7. The multi-composition stick product in accordance with claim 1, wherein the stick composition is for topical application to an animal in need thereof.

8. The multi-composition stick product in accordance with claim 7, wherein the stick composition is lip balm, lip gloss, sunscreen stick, or deodorant.

9. The multi-composition stick product in accordance with claim 8, wherein the stick composition further comprises a medicament, a sunscreen, a preservative, a flavorant, a fragrance, a conditioner, a moisturizer, an emollient, a cleansing agent, an antioxidant, an antistatic agent, a stabilizer, a pH adjuster, a surfactant, or any combination thereof.

10. The multi-composition stick product in accordance with claim 7, wherein the stick composition comprises a pharmaceutically acceptable vehicle.

11. The multi-color stick product in accordance with claim 1, wherein the stick product is a lip balm.

12. A multi-composition stick product, comprising:

(a) a container having walls, an exterior contour, and an interior contour; and

(b) a molded stick composition disposed so as to contact the walls of the container and be advanceable in the container, the stick composition comprising;

(i) a first composition; and

(ii) a second composition;

wherein the first and second compositions differ in color and by at least one component and the compositions are arranged in a predetermined non-random pattern that is reproducible, and wherein the stick composition appears transparent or translucent when applied to a substrate.

13. The multi-composition stick product in accordance with claim 12, wherein the component is a medicament, fragrance, flavorant, sunscreen, preservative, conditioner, moisturizer, emollient, or surfactant.

14. The multi-composition stick product in accordance with claim 12, wherein the compositions form a predetermined discrete multicolor image.

15. The multi-composition stick product in accordance with claim 14, wherein the image is a heart;

evergreen tree;

ying-yang;

5-pointed star;

6-pointed star;

sun;

circle;

half and half circle;

heart with an arrow;

lateral stripes;

diagonal stripes (barber pole);

longitudinal stripes;

happy face;

sad face;

tree;

crescent moon;

cross;

4-pointed star;

flower;

ellipse;

wave;

lightening bolt;

pinwheel;

flag;

lips;

one or more alphanumeric letters;

or any combination thereof.

16. The multi-composition stick product in accordance with claim 14, wherein the stick composition has a longitudinal axis and for at least a portion thereof, each cross-section perpendicular to the longitudinal axis of the composition contains the same multicolor image.

17. The multi-composition stick product in accordance with claim 12, wherein the stick composition is for topical application to an animal in need thereof.

18. The multi-composition stick product in accordance with claim 17, wherein the stick composition is lip balm, lip gloss, sunscreen stick, or deodorant.

20. The multi-composition stick product in accordance with claim 17, wherein the stick composition comprises a pharmaceutically acceptable vehicle.

21. A multi-color stick product, comprising:

(a) a container having walls; and

(b) a molded multi-color stick composition disposed so as to contact the walls of the container and be advanceable in the container, the stick composition comprising;

(i) a first composition having a first color; and

(ii) a second composition having a second color that provides good contrast/with the first color;

wherein the first composition and the second composition are arranged in a predetermined non-random image that is reproducible, and wherein the stick composition appears transparent or translucent when applied to a substrate.

19. The multi-composition stick product in accordance with claim 21, wherein the stick composition further comprises a medicament, a sunscreen, a preservative, a flavorant, a fragrance, a conditioner, a moisturizer, an emollient, a cleansing agent, an antioxidant, an antistatic agent, a stabilizer, a pH adjuster, a surfactant, or any combination thereof.

22. The multi-color stick product in accordance with claim 21, wherein the stick product is a lip balm.