US PATENT SUBCLASS 424 / 464
.~ Tablets, lozenges, or pills

Current as of: June, 1999
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424 /   HD   DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS

400  DF  PREPARATIONS CHARACTERIZED BY SPECIAL PHYSICAL FORM {12}
464.~ Tablets, lozenges, or pills {5}
465  DF  .~.~> With claimed perfecting feature in contents (e.g., excipient, lubricant, etc.)
466  DF  .~.~> Effervescent
467  DF  .~.~> Printed, embossed, grooved, or perforated
468  DF  .~.~> Sustained or differential release type {3}
474  DF  .~.~> Coated pills or tablets {2}

DEFINITION

Classification: 424/464

Tablets, lozenges, or pills:

(under subclass 400) Subject matter in which the special physical form is a tablet, lozenge or pill.

(1) Note. A tablet is made by compressing a drug and an inert binder such as starch or lactose into a hard self sustaining mass. A pill is in obsolete dosage form made by rolling the drug and a binder into a sphere. A lozenge or troche is a flavored tablet intended to dissolve slowly when held in the mouth.

(2) Note. In the indented subclasses tablet should be understood to include pills, lozenges or troches.

(3) Note. Where a patent claims dosage units (in the absence of more comprehensive or controlling claims) e.g., "a tablet comprising (or containing) 15 grains of compound X", and in the absence of any structural limitations, definite shape, surface deformation, etc., the orignal has been placed with the compound.

SEE OR SEARCH CLASS

128, Surgery, appropriate subclasses provides for a capsule or pill, not specifically provided for elsewhere, that must

be broken prior to use to empty its contents, even if said capsule or pill contains a specific medicine. This includes an inhalant capsule.

424, Drug, Bio-Affecting and Body Treating Compositions, appropriate subclasses takes a medicine in the form of a capsule or pill that is ingested, as well as a method of using an inhalant capsule by squeezing said capsule to liberate the enclosed medicine. Class 128, provides for a dosage unit; e.g., suppository, etc., shaped to fit a particular body cavity, even if the active ingredients are claimed specifically. 208, Mineral Oils: Processes and Products, appropriate subclasses provides for a dosage unit made up of a therapeutic material or article and a container, where the container, where the container is intended to be physically removed from the therapeutic material on article; e.g., a wrapped pill or capsule, etc. Class 424, takes a structured dosage unit which is intended to be used as a whole without disassembly or removal of a part; e.g., unwrapping. Examples of dosage units provided to in Class 424 are a capsule filled with coated particulate material intended to be swallowed whole, and a filled soluble, gelatin container intended to be dissolved in toto in water or other liquid.