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

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Examiner: Hoffman, Drayton E.


Primary examiner statistics: 489 patents; average approval time: 644 days
Assistant examiner statistics: 0 patents; average approval time: N/A

Patents as Primary Examiner (view all)

Patent No. Patent Title:
4162017 Granular or pulverulent product storing and handling installation
4138950 Adjustable load securement system for flat bed vehicles
4130206 Sheet piling machine with classifier and multiple piling arrangem...
4129162 Pneumatic tire
4127201 Collapsible loading ramp or the like
4121640 Pneumatic tire for a vehicle wheel
4119222 Tree harvesting apparatus
4116134 Hangers for overhead suspended track
4116344 Fluid pallet and a method of stacking and storing goods
4114765 Apparatus for rotating heavy objects
4114671 Pneumatic tire for vehicles having improved handling and road gri...
4114540 Railway truck bolster
4113111 Load handling vehicle with hydraulic torsion transmitting devices
4113160 Sheet sling
4112540 Elevating and shifting railway car sliding door mechanism
4113120 Container handling and transporting apparatus
4112851 Resilient constant contact center bearing assembly
4111485 Dump truck with telescoping container body
4111129 Method and apparatus for the vibratory tamping of railway tracks
4111321 Mechanisms for loading and unloading containers onto and from a v...
4111250 Sidewall protector
4111131 Resilient railroad car truck
4111311 Material handling unit
4109695 Puncture-proof tubeless tires
4109799 Skyline logging carriage
4109801 Steel shape stacking apparatus
4109808 Method of storing articles in a warehouse to form an imaginary li...
4109860 Rail spring clip with tension limiting feature
4109587 Load spacer support
4109585 Frictionally snubbed railway car truck
4109803 Method and apparatus for de-stacking trays
4109804 Vehicle parking system with a plurality of movable columns having...
4108079 Releasable stop for a vehicle moving through a conduit
4108077 Rail vehicles with propulsion energy recovery system
4108080 Railway car truck and side bearing assembly
4108321 Automatic packing
4108322 Circular multistory building with a conveyor and elevator movable...
4108377 Non-metallic-reinforced molded crosstie
4108319 Glass accumulator
4108082 Container locking device

Patents as Assistant Examiner

Patent No. Patent Title:
No patents.
 
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