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

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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.

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Examiner: Michell, Robert W.


Primary examiner statistics: 1897 patents; average approval time: 746 days
Assistant examiner statistics: 0 patents; average approval time: N/A

Patents as Primary Examiner (view all)

Patent No. Patent Title:
4429700 Blood pressure measuring device
4382442 Thoracostomy pump-tube apparatus
4378009 Brace for injured parts of the body
4376439 Suction bottle for medical purposes particularly for the connecti...
4369785 Surgical fluid flow system
4361141 Scoliosis transverse traction assembly
4359055 Automatic digital backfat meter
4359056 Automatic digital backfat meter
4355643 Vacuum cup doppler flow transducer and method for using same
4353152 Pulse rate monitor
4350163 Method and apparatus for analyzing contaminants in aqueous humor
4350149 Endoscope and illumination optical system therefor
4349032 Endoscope with an ultrasonic probe
4347842 Disposable electrical surgical suction tube and instrument
4345597 Diaper with resealable tape closure
4344435 Method and surgically implantable apparatus for providing fluid ...
4343314 Non-invasive real time blood pressure measurement system
4341205 Endoscope
4341220 Stereotactic surgery apparatus and method
4340058 Sanitary napkin
4340065 Method and apparatus for displaying electrocardiogram signals
4340037 Method to prevent collapse of the anterior chamber utilizing a te...
4337763 Illuminated surgical instrument
4336802 Parenteral solution container for aseptic mixing
4336807 Waistcoat for therapeutic treatment
4335713 Otoscope
4335716 Composition and method for prevention and treatment of dialysis i...
4335724 Solarium
4335725 Therapeutic heat cushion
4334545 Biofeedback system
4334526 Method for administering a dissociative, unconscious type of anes...
4334538 Aspirator for collecting liquid samples
4334543 Method and apparatus for flow velocity determination
4333467 Nonstick conductive coating
4332258 Portable pulse meter
4332247 Administration set including burette with pivotable air valve
4331154 Blood pressure and heart rate measuring watch
4331151 Hemorrhoid bandage
4331130 Securing device to the cornea to prevent anterior chamber prolaps...
4331148 Deodorizing ostomy bag cover

Patents as Assistant Examiner

Patent No. Patent Title:
No patents.
 
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