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Class Information
Number: 604/289
Name: Surgery > Means for introducing or removing material from body for therapeutic purposes (e.g., medicating, irrigating, aspirating, etc.) > Treating material applied to or removed from external surface of body, or cutaneous layer of skin (e.g., eye treatment, removal of skin impurities, etc.)
Description: Subject matter relating to the application of or removal of a body treating material to or from an outer surface of the body.










Sub-classes under this class:

Class Number Class Name Patents
604/304 Bandage, pad, or shield placed on body for sustained treatment thereof 569
604/310 Fluent treating material held in reservoir in hand-supported applicator 106
604/292 Glove for applying or removing material to or from wearer's hand 67
604/303 Mask for applying or removing material to or from wearer's face 20
604/291 Means for cooling or heating material 151
604/313 Means for removing material from surface by suction 302
604/294 Means for treating eye or surface of ocular cavity 370
604/290 Method of applying or removing material to or from body 430
604/309 Solid treating material (e.g., styptic pencil, etc.) application 23
604/293 Specific structure for applying or removing material to or from foot or leg 58
604/312 Sudatory devices (e.g., removing sweat, etc.) 38


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
8702664 Transdermal preparation Apr. 22, 2014
8690843 Face mask Apr. 8, 2014
8679077 System and method for delivering moisturizing liquid to lips of a subject Mar. 25, 2014
8679078 Ocular drug delivery device Mar. 25, 2014
8672903 Abdominal wound dressing Mar. 18, 2014
8663146 Angiogenesis initiation and growth Mar. 4, 2014
8663194 Intraocular drug delivery device and associated methods Mar. 4, 2014
8663179 Wound treatment system and method of use Mar. 4, 2014
8664293 Aqueous polymeric system for pressure sensitive adhesive matrix preparation Mar. 4, 2014
8657796 Wound irrigation containment arrangement Feb. 25, 2014
8652123 Methods and devices for improving the appearance of tissue Feb. 18, 2014
8647314 Gingival wafer Feb. 11, 2014
8641488 Intake apparatus and system Feb. 4, 2014
8641689 Transdermal porator and patch system and method for using same Feb. 4, 2014
8641691 Portable wound therapy system Feb. 4, 2014
8617139 Ocular implant with shape change capabilities Dec. 31, 2013
8613735 Suction device, suction system, and suction method Dec. 24, 2013
8597263 Lotion application compartment Dec. 3, 2013
8591484 Lacrimal punctum measurement and occlusion Nov. 26, 2013
8586818 Wound shield Nov. 19, 2013
8575416 Limited-access, reduced-pressure systems and methods Nov. 5, 2013
8568375 Wound treatment and containment arrangement Oct. 29, 2013
8562575 Holistic breast patch Oct. 22, 2013
8558050 Wound shield with enclosed vacuum space Oct. 15, 2013
8551060 Subatmospheric pressure mechanism for wound therapy system and related methods therefor Oct. 8, 2013
8551061 Wound treatment apparatus with exudate volume reduction by heat Oct. 8, 2013
8545461 Automatic body spray system excess liquid removal Oct. 1, 2013
8540687 Wound treatment apparatus Sep. 24, 2013
8535276 Syringe-attached topical anesthetic dispenser Sep. 17, 2013
8535275 Syringe-attached topical anesthetic dispenser Sep. 17, 2013
8529526 Dressing reduced-pressure indicators, systems, and methods Sep. 10, 2013
8518001 Skin treatment device Aug. 27, 2013
8512302 Device for collection of aspirated fluids Aug. 20, 2013
8491548 Liquid streaming devices and method of using such devices for treating wounds Jul. 23, 2013
8475419 Automated body fluid drain control apparatus and method Jul. 2, 2013
8469934 Pulsatile peri-corneal drug delivery device Jun. 25, 2013
8469936 Reduced-pressure dressings, systems, and methods employing desolidifying barrier layers Jun. 25, 2013
8449514 Conductive wound dressings and methods of use May. 28, 2013
8447375 Methods and dressing systems for promoting healing of injured tissue May. 21, 2013
8444613 Pump leak monitor for negative pressure wound therapy May. 21, 2013
8444620 Method and apparatus for application of a fluid May. 21, 2013
8444612 Self contained wound dressing apparatus May. 21, 2013
8444588 Internal shunt and method for treating glaucoma May. 21, 2013
8440217 Method and system with contact lens product for treating and preventing adverse eye conditions May. 14, 2013
8435221 Closed incision negative pressure wound therapy device and methods of use May. 7, 2013
8435213 System for administering reduced pressure treatment having a manifold with a primary flow passage and a blockage prevention member May. 7, 2013
8414551 Personal feminine hygiene device Apr. 9, 2013
8409159 Methods and devices for applying closed incision negative pressure wound therapy Apr. 2, 2013
8403897 Biodegradable back and body strap Mar. 26, 2013
8399730 Reduced-pressure dressing assemblies for use in applying a closing force Mar. 19, 2013

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