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

Icon_funbox Celebrity Inventors

Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.

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Examiner: Sever, Frank


Primary examiner statistics: 1744 patents; average approval time: 565 days
Assistant examiner statistics: 164 patents; average approval time: 719 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
5344566 Deleading wastewater reduction process
5328613 Polymer membranes for separation processes
5308484 Filtering apparatus for synthetic thermoplastics material
5306427 Low pressure feed membrane separation process
5304304 Filter cloth arrangement in a rotating filter
5303749 Gas cylinder handling process and assembly
5298161 Apparatus for cleaning the working liquid of an EDM or ECM machin...
5296145 Apparatus and method for supercritical fluid extraction
5296150 Water oil separator
5296148 Reverse osmosis water purifier
5294339 Ultrafiltration separator
5294345 Membrane module assembly
5294346 Composite microporous membranes
5294338 Porous polyethylene hollow fiber membrane of large pore diameter,...
5290448 Polyacrylonitrile membrane
5288712 Pervaporation process employing permeate recycle
5284583 Fiber membrane elements and modules and methods of fabrication fo...
5282964 Boreside feed hollow fiber membrane device
5282965 Membrane filter for liquids and filtering device using the same
5282966 Package for permeation separation device
5282971 Positively charged polyvinylidene fluoride membrane
5282969 High pressure feed membrane separation process
5281337 Membrane separation process
5281343 Vacuum filtration system and method of filtering pulp fibers from...
5279747 Decontamination extraction process for treatment of oily solids
5279732 Fluid conditioning device
5277806 Liquid clarifier
5277799 Pump compartment screening arrangement for a tank
5275725 Flat separation membrane leaf and rotary separation apparatus con...
5275726 Spiral wound element for separation
5275644 Steam separating apparatus
5275735 Method and apparatus for dissolving gas in liquid, e.g., in waste...
5271851 Integrated treatment system for refinery oily sludges
5269930 Apparatus and method for supercritical fluid extraction
5268101 Microprobes aluminosilicate ceramic membranes
5268102 Apparatus and method for supercritical fluid extraction
5268103 Apparatus and method for supercritical fluid extraction
5266212 Purification of cyanide-free copper plating baths
5265734 Silicon-derived solvent stable membranes
5266195 Spiral wound separation device and method of making same

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
4142668 Serum-plasma separator and transfer apparatus
4126558 Blood filtration unit with manual vent means
4092250 Filters for the selective collection of metallic ions
4088577 Method for flushing pigments in the form of water-containing cake...
4081561 Partially decaffeinated soluble coffee product and method therefo...
4081563 Decaffeination of green coffee
4080299 Coffee filter for coffee pots having a unitary filtering element
4076856 Methyl xanthine antagonism
4075107 Novel filter and method of making same
4073732 Media for filtering blood
4073728 Process for treating flushing liquor
4072761 Aromatization of coffee products
4070288 Disc filter having means for sensing the thickness of filter cake...
4070289 Preparation of pyrogen-free water
4070168 Inlet assembly for an oil separator
4067813 Compound separation device
4066556 Fluid filter and method of making same
4066547 Method of feeding material for centrifugation to a continuously ...
4066548 Sludge hydroextractor
4066552 Combined pump and self-cleaning centrifugal contamination separat...
4066835 Process for purifying the waste water produced in the process of ...
4065393 Conical centrifuge with continuous action
4062781 Disposable filter with interchangeable end elements
4061576 Inline oil filter assembly
4061481 Natural gas processing
4061633 Method of recovering primary and secondary amines
4059525 Slide filters
4057972 Fractional condensation of an NG feed with two independent refrig...
4055961 Device for liquefying gases
4054524 Apparatus for purifying waste water containing organic contaminan...
4054520 Scum removal system for a sewage settling tank
4053368 Process for the purification of water
4053405 Warning device and method for fuel filtering systems
4053421 Sedimentation tank with raking structure
4053369 Extractive distillation
4053411 Automatic centrifuge safety latch system
4053420 Blood filter
4052303 Method of operating a centrifugal filter and a filter centrifuge ...
4052305 Method and apparatus for clarifying liquids by straining
4052298 Treatment of electrophotographic toner compositions
 
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