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: Vollano, Jean F.


Primary examiner statistics: 495 patents; average approval time: 661 days
Assistant examiner statistics: 321 patents; average approval time: 643 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
6974881 Production method of 4,6-diaminoresorcin
6911561 Compositions including fluorinated peroxides, methods of making, ...
6894186 Hydroxyacetic ester derivatives, preparation method and use as sy...
6893626 Compositions for TRP-M8 binding and radioreceptor methods therewi...
6888031 Process for the preparation of acylphosphines, acyl oxides and ac...
6888004 Imidazolyl derivatives as corticotropin releasing factor inhibito...
6878846 Solvent systems
6831201 Process for producing diphenyl sulfone compound
6831200 Process for producing tetrakis(Faryl)borate salts
6828271 Chiral ligands, transition-metal complexes thereof and uses there...
6828312 Pharmaceutically active compounds and methods of use thereof
6818785 Method for purifying fluoroaryl borane derivative and bis (fluora...
6814895 Process for the synthesis of 1-(3,5-bis(trifluoromethyl)phenyl)et...
6812256 Polysubstituted indan-1-ol systems for the prophylaxis or treatme...
6812257 Polysubstituted indan-1-ol systems for the prophylaxis or treatme...
6812224 Phosphorous organic compounds and their use
6806387 Process for preparation of allyl sulfone derivatives and intermed...
6800719 Phosphole and dishosphole ligands for catalysis
6800762 Indolin derivaties as sun protection agents
6794529 Substituted diboron compounds
6794536 Method for preparation of disodium pamidronate
6794328 Diphosphine compound, production intermediate thereof, transition...
6790985 Phosphonium salts and processes for production of and uses for th...
6790974 Bis(aminostyryl) naphthalene compound, synthesis intermediate the...
6791001 Process to obtain CFC 113a from CFC 113
6790981 Process for the preparation of acyloxybenzenesulfonates
6787667 (E)-styryl sulfone anticancer agents
6784321 Process for producing retinol and intermediate compounds for prod...
6781011 Bis-H-phosphinic acid derivatives as precursors to therapeutic bi...
6774265 Bis-phosphonium salt and process for producing the same
6774257 Bis (aminostyryl) naphthalene compound, synthesis intermediate th...
6770774 Peroxides, their preparation process and use
6767989 Phosphorus compounds
6764673 Synthesis of [2H1, 13C], [2H2, 13C] and [2H3, 13C]methyl aryl sul...
6765108 Bis (aminostyryl) naphthalene compound, synthesis intermediate th...
6765112 Fluorinated onium salts
6762207 (E)-styryl sulfone anticancer agents
6762317 Method for preparing formylphosphonic acid
6762326 C2-substituted idan-1-ones and their derivatives, processes for t...
6759545 Organosilicon compounds and preparation processes

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
6187970 Processes for producing 1,6-hexanediols
6172124 Process for converting gas to liquids
6172269 Processes for producing 1,6-hexanediols
6160181 Tetraene derivative and process for producing the same
6140537 Process for producing boron compounds
6133487 Process for the oxidation of aromatic compounds to hydroxyaromati...
6130351 Continuous process for the preparation of N-(phosphonomethyl) ...
6130245 Dinuclear platinum complexes as cisplatin analogs for cancer trea...
6130357 Polyhalogenated monoheteroborane anion compositions
6121485 Method of preparing N-phosphonomethyl glycine
6121496 Aromatic thioether acylation method
6121495 Ethynyl substituted aromatic compounds, synthesis, polymers and u...
6114586 Production of stabilized and deodorized organic polysulphides
6111124 Lewis base adducts of anhydrous mononuclear tris(ଲ-diketona...
6100431 Process for the preparation of thioether-substituted aromatic ket...
6096730 Phosphonated agents and their antiangiogenic and antitumorigenic ...
6096929 Process for the preparation of thioether-substituted aromatic ket...
6084123 Process for the preparation of optically active 1-aminophosphonic...
6077958 Heteroaromatic diphosphines as chiral ligands
6077977 Method for preparing hydroperoxides by oxygenation
6075159 Phosphite, a process for producing the same and a use thereof
6072007 Peroxidic compositions
6069267 Selective synthesis of organodiphosphite compounds
6069265 Process for the synthesis of 1-aza-5-halo-5-stannabicyclo[3.3.3]u...
6066698 Peroxidic compositions
6060616 Bis-platinum complexes with polymethylene derivatives as ligands ...
6057479 Process for preparing indan derivatives
6057480 Process for preparing fluoroaryl magnesium derivative and process...
6057415 Water dispersible polyisocyanates containing alkoxysilane groups
6057481 Processes for the manufacture of methylmercaptopropanal
6054625 Heteropolyacids as catalysts for a synthesis of ketone peroxides
6054608 Method for preparing formylphosphonic acid
6054617 Nitro compound-reducing process
6054622 Aromatic hydroxythiol synthesis using diazonium salts
6054623 Hydroxythiol grignard reaction synthesis
6051739 Process for producing organic polysulfides
6051740 Oxidation of mercaptans to disulfides
6049009 Production method of optically active trans-vinylsulfide alcohol
6045664 Process for the photochemical sulphochlorination of gaseous alkan...
6046339 Process for the preparation of 1, 8-naphthosultam
 
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