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

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William F. Semple, a dentist, was awarded the first US Patent on chewing gum in 1869. His recipe contained powdered chalk.

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Examiner: Nguyen, Chi Q


Primary examiner statistics: 0 patents; average approval time: N/A
Assistant examiner statistics: 173 patents; average approval time: 173 days

Patents as Primary Examiner

Patent No. Patent Title:
No patents.

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
8099919 Flooring system having microbevels
8069621 Ridge vent apparatus
7856786 Wall and floor construction arrangements and methods
7845133 Locking system for floorboards
7836649 Flooring system having microbevels
7832588 Case structure for electronic device
7827763 Insulated blocking panels and assemblies for I-joist installation...
7827760 Spacer profile for a spacer frame for an insulating window unit a...
7823365 Load bearing laminates
7823357 Live fire burn room and insulating system for a live fire burn ro...
7823355 Nonmetallic masonry flashing
7823332 Reusable stair cover
7818937 Roof panel
7814717 Satellite ready building and method for forming the same
7810293 Multiple layer polymer foam and concrete system for forming concr...
7803467 Multi-tiered, expandable panel structures and methods of manufact...
7803466 Expandable panel structures and methods of manufacturing the same
7797897 Building construction assembly of structural modules
7793469 Sanitary cove base
7793468 Blind with easy access features
7788874 Roofing clip for metal roofing
7784221 Fire collar
7785703 Facer and faced polymeric roofing board
7781046 Shingle with reinforcement layer
7779586 Multistory apartment module with stairways to single corridor
7779592 Substrate with membrane seam plates fixed thereon for precise pla...
7779597 Floor covering
7775009 System for providing a decorative covering on a support surface u...
7771807 Self adhering membrane for roofing applications
7770336 Multiple-level rotary work surface
7770346 Fire-retardant cementitious shear board having metal backing with...
7770347 Building frame
7770350 Floor panels with edge connectors
7765767 Multifunctional constructional modular element for machine-buildi...
7766414 Mixed metal closure assembly and method
7762028 Window-containing assemblies having a molded plastic frame
7757456 Monolithic abrasive snow retention system
7757445 Precast concrete panels for basement walls
7757452 Mechanical locking system for floorboards
7757453 Floor panels with edge connectors
 
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