U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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Patent No. 5377411

Hair Cutting Appliance

A haircutting appliance comprises an enclosed housing having a hollow handle connecting the housing to a vacuum source to carry away cut hairs from a subject's head.

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Examiner: Edwards, Dona C.


Primary examiner statistics: 0 patents; average approval time: N/A
Assistant examiner statistics: 63 patents; average approval time: 676 days

Patents as Primary Examiner

Patent No. Patent Title:
No patents.

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
7204079 Device for determining the mass of NOx stored in a NOx trap, and ...
5733182 Ultra flat polishing
5727988 Method and apparatus for locating and holding a work piece
5727991 Method and apparatus for in situ blade sharpening
5716260 Apparatus and method for cleaning and restoring floor surfaces
5709597 Pivotal vacuum shield for an abrading device
5702288 Method of removing excess overlay coating from within cooling hol...
5688163 Vibration dampening grinding cup and grinding cup holder for hand...
5685768 Grinding machine with lifting mechanism
5685765 Machine for grinding rotor blades provided with a rotor supportin...
5679068 Sharpening and deburring tool with unitary blade guard and handle
5676588 Rotating drum cryogen shot blast deflashing system
5676590 Polishing apparatus provided with abrasive cloth
5674110 Machine and a process for sizing and squaring slabs of materials ...
5669806 Impact shielding device for shot blasting chambers
5667433 Keyed end effector for CMP pad conditioner
5667427 Method and apparatus for sharpening curved blades
5664988 Process of polishing a semiconductor wafer having an orientation ...
5662517 Compressed-air-driven metal working machine
5662516 Magnetic barrel tumbler
5662519 Contour sander
5658194 Super abrasive grinding wheels
5655951 Method for selectively reconditioning a polishing pad used in ...
5655949 Method of polishing waxers using a vertically stacked planarizati...
5651728 Countouring sanding system
5651721 Method for the precision working of gears with an internally toot...
5649857 Abrasive wheel
5649856 Tear-away block for an ophthalmic lens
5645470 Method of honing a knife blade
5645469 Polishing pad with radially extending tapered channels
5643051 Centerless grinding process and apparatus therefor
5643055 Shaping metals
5634841 Methods and apparatus for removing scratches and/or stains from v...
5632667 No coat backside wafer grinding process
5630747 Grinding machine for sharpening tools
5628678 Shaft sanding device
5622526 Apparatus for trueing CBN abrasive belts and grinding wheels
5620364 Water-driven rotary tool
5618223 Method and apparatus for recycling sand
5616066 Magnetorheological finishing of edges of optical elements

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