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

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The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.

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Examiner: Griffin, Walter D.


Primary examiner statistics: 1557 patents; average approval time: 1556 days
Assistant examiner statistics: 239 patents; average approval time: 708 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
8080183 Nanoparticle assemblies with molecular springs
7514393 Preparation of functional monomers for grafting to low molecular ...
7485161 Dehydrogenation of liquid fuel in microchannel catalytic reactor
7479257 Automated endoscope reprocessor solution testing
7479169 Gas supplying system and gas supplying method
7470397 Disintegratable films for diagnostic devices
7468166 Exhaust gas cleaning apparatus
7465325 Fuel reforming system and warmup method thereof
7465330 Filter assembly and method of making a filter assembly
7462330 Exhaust gas treatment apparatus
7462216 Honeycomb unit and honeycomb structure
7462209 Reactor for performing a steam reforming reaction and a process t...
7462288 Ozone/UV combination for the decomposition of endocrine substance...
7462583 Method of lubricating an internal combustion engine and improving...
7462328 Pipette for disposable tips of different size
7459592 Composition and method for terminal blending of gasolines
7459306 Device and method for providing a hybridization chamber and for i...
7456328 Blending processes and systems
7456023 Reagent for luminescence optical determination of an analyte
7455781 Method and system of destruction of volatile compounds in wastewa...
7456024 Method and device for preparing a sample of biological origin in ...
7452504 Sterilization/disinfection cycle control
7452516 Distribution device
7452393 Installation for hydrogen production and methods for using same
7452713 Process for manufacturing a microfluidic device with buried chann...
7452390 Controlled superheating of natural gas for transmission
7452391 Feedforward control processes for variable output hydrogen genera...
7453019 Conversion process
7449433 Rigid structure lubricant
7449336 Test for sol-gel on aluminum rivets
7449156 Molten metal reactor utilizing molten metal flow for feed materia...
7449153 Tray for slide processing
7449037 Method and tube bundle reactor for carrying out endothermic and e...
7448859 Devices and method for treating cooling fluids utilized in tire m...
7448603 Feedstream inlet sparger for reaction vessel used in hydroconvers...
7445939 Stable liquid membranes for liquid phase microextraction
7445758 Continuous flow reaction systems with controlled addition of reac...
7445721 Reactive filtration
7445753 Automated ampoule breaking device
7445703 Water conductivity monitoring circuit for use with a steam genera...

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
5880319 Method for controlling clathrate hydrates in fluid systems
5861351 Automated allyl deprotection in solid-phase synthesis
5846404 Process for the removal of selenium from selenium-containing aque...
5725599 Process for mineral tanning, re-tanning or leather after-treatmen...
5716514 FCC NOx reduction by turbulent/laminar thermal convers...
5716516 Pneumatic particulate transport with gravity assisted flow
5689024 Use of crystalline SUZ-9
5665223 Selective bifunctional multimetallic reforming catalyst
5656152 Water washing to remove salts
5656149 Hydrocarbon conversion processes using zeolite SSZ-41
5656151 Intermittent water washing to remove salts
5647972 Low pressure chilling train for olefin plants
5643543 Catalyst for treatment of exhaust gases from an internal combusti...
5639931 Process for producing low aromatic diesel fuel with high cetane i...
5639925 Additives and method for controlling clathrate hydrates in fluid ...
5629467 Process and apparatus for the separation of p-xylene in C8
5626741 Catalytic cracking with quenching
5625109 Liquid phase dehydration of tertiary butyl alcohol
5625112 Method of indirect heat exchange for two phase flow distribution
5620590 Hydrocracking process using small crystal size zeolite Y
5618407 Catalytic cracking process utilizing a catalyst comprising alumin...
5609752 Process for Cetane improvement of distillate fractions
5608132 Method of alkylating the side chain of alkyl-substituted aromatic...
5603821 Low-aluminum boron beta zeolite
5600051 Enhancing olefin yield from cracking
5600044 Method for inhibiting hydrate formation
5600053 Process and apparatus for controlling reaction temperatures
5593571 Treating oxidized steels in low-sulfur reforming processes
5591326 Catalytic process for crude oil desalting
5584985 FCC separation method and apparatus with improved stripping
5582711 Integrated staged catalytic cracking and hydroprocessing process
5583083 Procatalyst composition for homo- and copolymerization of alpha o...
5582713 Catalytic cracking utilizing a catalyst comprising zeolite GZS-11
5578197 Hydrocracking process involving colloidal catalyst formed in situ
5578196 Process for reducing the benzene content of petrols
5573656 Process for converting acid sludge to asphalt
5573657 Hydrogenation process
5569803 Method for producing a cycloolefin
5569805 Catalytic conversion of aromatic compounds
5565091 Catalyst composition manufacturing method and sulfur-containing ...
 
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