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US Patent 4978537 - Gradual release structures for chewing gum
US Patent Issued on December 18, 1990
Estimated Patent Expiration Date:
April 19, 2009Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
Estimated Patent Expiration Date:
April 19, 2009Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.AbstractGradual release structures for the release of active agents in chewing gum and a process for making such structures are provided. The gradual release structures are formed by meltspinning techniques and comprise an active agent and a wall material. | InventorAssigneeApplicationNo. 340384 filed on 04/19/1989US Classes:426/5, Packaged, structurally defined, or coated426/96, Dry flake, dry granular, or dry particulate material426/97, Having mineral or inorganic substrate426/99, Triglyceridic material film former426/303, Plural distinct steps of coating426/307, By application of molten material426/310, Preserving426/548, Noncarbohydrate sweetener or composition containing same426/658Carbohydrate containingField of Search426/96, Dry flake, dry granular, or dry particulate material426/97, Having mineral or inorganic substrate426/99, Triglyceridic material film former426/3, NORMALLY NONINGESTIBLE CHEWABLE MATERIAL OR PROCESS OF PREPARATION426/4, Low-adhesive type426/5, Packaged, structurally defined, or coated426/6, Containing addition type polymer426/548, Noncarbohydrate sweetener or composition containing same426/658, Carbohydrate containing426/303, Plural distinct steps of coating426/307, By application of molten material426/310PreservingExaminersPrimary: Hunter, JeanetteAttorney, Agent or FirmUS Patent References3028308, 3201353, 3329574, 3435110, 3737521, 3795744, 3818107, 3923939, 3928633, 3951821, Disintegrating agent for tabletsIssued on: 04/20/1976 Inventor: Davidson4122195, Fixation of APM in chewing gum Issued on: 10/24/1978 Inventor: Bahoshy , et al.4125519, Polypeptides containing 3,4-dihydroxyphenylalanine Issued on: 11/14/1978 Inventor: Goodman , et al.4139639, Fixation of APM in chewing gum Issued on: 02/13/1979 Inventor: Bahoshy , et al.4206301, Sustained flavor release composition Issued on: 06/03/1980 Inventor: Yolles4230687, Encapsulation of active agents as microdispersions in homogeneous natural polymeric matrices Issued on: 10/28/1980 Inventor: Sair , et al.4374858, Aspartame sweetened chewing gum of improved sweetness stability Issued on: 02/22/1983 Inventor: Glass , et al.4384004, Encapsulated APM and method of preparation Issued on: 05/17/1983 Inventor: Cea , et al.4384005, Non-friable, readily-soluble, compressed tablets and process for preparing same Issued on: 05/17/1983 Inventor: McSweeney4386106, Process for preparing a time delayed release flavorant and an improved flavored chewing gum composition Issued on: 05/31/1983 Inventor: Merritt , et al.4388328, Sorbitol containing mixture encapsulated flavor Issued on: 06/14/1983 Inventor: Glass4447475, Process for composite polymer beads Issued on: 05/08/1984 Inventor: Lubbock , et al.4485118, Gum composition with plural time releasing flavors and method of preparation Issued on: 11/27/1984 Inventor: Carroll , et al.4496592, Process for producing chewing gum in the form of composite fibers Issued on: 01/29/1985 Inventor: Kuwahara , et al.4515769, Encapsulated flavorant material, method for its preparation, and food and other compositions incorporating same Issued on: 05/07/1985 Inventor: Merritt , et al.4568560, Encapsulated fragrances and flavors and process therefor Issued on: 02/04/1986 Inventor: Schobel4590075, Elastomer encapsulation of flavors and sweeteners, long lasting flavored chewing gum compositions based thereon and process of preparation Issued on: 05/20/1986 Inventor: Wei , et al.4606940, Small particle formation and encapsulation Issued on: 08/19/1986 Inventor: Frank , et al.4634593, Composition and method for providing controlled release of sweetener in confections Issued on: 01/06/1987 Inventor: Stroz , et al.4673565, Pharmaceutical compositions containing hollow fine tubular drug delivery systems Issued on: 06/16/1987 Inventor: Di Luccio , et al.4673577, Shellac encapsulant for high-potency sweeteners in chewing gum Issued on: 06/16/1987 Inventor: Patel4690825, Method for delivering an active ingredient by controlled time release utilizing a novel delivery vehicle which can be prepared by a process utilizing the active ingredient as a porogen Issued on: 09/01/1987 Inventor: Won4695463, Delivery system for active ingredients and preparation thereof Issued on: 09/22/1987 Inventor: Yang , et al.4711784, Encapsulation composition for use with chewing gum and edible products Issued on: 12/08/1987 Inventor: Yang4720384, Manufacture of hollow fine tubular drug delivery systems Issued on: 01/19/1988 Inventor: Di Luccio , et al.4722845, Stable cinnamon-flavored chewing gum composition Issued on: 02/02/1988 Inventor: Cherukuri , et al.4726953, Sweet flavorful soft flexible sugarless chewing gum Issued on: 02/23/1988 Inventor: Carroll , et al.4740376, Encapsulation composition for use with chewing gum and edible products Issued on: 04/26/1988 Inventor: Yang4752485, Novel sweetener delivery systems Issued on: 06/21/1988 Inventor: Sharma , et al.4766036Process for producing porous fibers from orientable olefin polymers having cation-containing, pendent reactive side-groups and the resultant product Issued on: 08/23/1988 Inventor: Vaughn , et al. Foreign Patent References
International ClassA23G 003/30 |
