Hans Rudolph, Inc.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
2902 DEVICES AND EQUIPMENT FOR ACCIDENT PREVENTION AND FOR RESCUE, NOT ELSEWHERE SPECIFIED222
 
 
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 1239
 
 
 
A61M DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY 1153
 
 
 
A62B DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING 136
 
 
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D761416 Respiratory maskFeb 16, 15Jul 12, 16[2902]
8136523 Ventilation mask with continuous seal connected by resilient cushionJan 18, 08Mar 20, 12[A62B]
D573709 Respiratory maskMar 19, 07Jul 22, 08[2902]
D477074 MaskMay 15, 02Jul 08, 03[2902]
6415642 DLco calibration syringe apparatusDec 14, 99Jul 09, 02[G01N, A61B]
D385960 Nasal maskJul 11, 96Nov 04, 97[2902]
5265595 Mask for breath analysisMar 09, 93Nov 30, 93[A61M]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2004/0244,799 Tube seal adaptor for face masksAbandonedJun 03, 03Dec 09, 04[A62B]
6192886 Nasal maskExpiredOct 17, 96Feb 27, 01[A61M]
6082360 Mask with gel sealExpiredMar 13, 97Jul 04, 00[A62B]
5538000 Airflow delivery systemExpiredFeb 06, 95Jul 23, 96[A61M]
D334633 MaskExpiredMar 11, 91Apr 06, 93[]
5060655 PneumotachExpiredNov 15, 88Oct 29, 91[A61B]
D306086 Five way respiratory valveExpiredAug 06, 87Feb 13, 90[]
D305165 Two way check respiratory valveExpiredAug 06, 87Dec 19, 89[]
D303586 Three way Y-shaped respiratory valveExpiredAug 06, 87Sep 19, 89[]
D301774 Respiratory maskExpiredMay 18, 87Jun 20, 89[]
D300270 Four-way T-shaped respiratory valveExpiredMar 16, 87Mar 14, 89[]
D300271 Three-way T-shaped respiratory valve with single balloonExpiredMar 16, 87Mar 14, 89[]
D300272 Three-way T-shaped respiratory valve with dual balloonExpiredMay 18, 87Mar 14, 89[]
D300273 Four way respiratory valve with dual balloonExpiredMar 16, 87Mar 14, 89[]
D300274 Four way respiratory valveExpiredMar 16, 87Mar 14, 89[]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.