| Number | Name | Date | Kind |
|---|---|---|---|
| 474666 | Krehbiel | May 1892 | A |
| 3186759 | Reeves | Jun 1965 | A |
| 3338628 | Evans | Aug 1967 | A |
| 4211309 | Ruggiero | Jul 1980 | A |
| 4229039 | Day | Oct 1980 | A |
| 4341381 | Norberg | Jul 1982 | A |
| D281771 | Webb | Dec 1985 | S |
| D289507 | Danielsson | Apr 1987 | S |
| 5058912 | Harroun | Oct 1991 | A |
| 5060967 | Hulterstrum | Oct 1991 | A |
| 5224731 | Johnson | Jul 1993 | A |
| 5320122 | Jacobson, II | Jun 1994 | A |
| 5364120 | Shimansky | Nov 1994 | A |
| 5419571 | Vaughan | May 1995 | A |
| D360174 | Kjell | Jul 1995 | S |
| D367833 | Ahlbertz | Mar 1996 | S |
| D372890 | Ferm | Aug 1996 | S |
| 5716063 | Doyle | Feb 1998 | A |
| 5741020 | Harroun | Apr 1998 | A |
| 5772234 | Luo | Jun 1998 | A |
| D396437 | Liljedahl | Jul 1998 | S |
| 5904168 | Alulyan | May 1999 | A |
| 6338493 | Wohlgemuth | Jan 2002 | B1 |
| 6378883 | Epstein | Apr 2002 | B1 |
| D503909 | Tolfsen | Apr 2005 | S |
| D519423 | Tolfsen | Apr 2006 | S |
| 7192043 | McLuen | Mar 2007 | B1 |
| 7219906 | Hallgrimsson | May 2007 | B2 |
| 7306246 | Gale | Dec 2007 | B2 |
| D560563 | Fransson | Jan 2008 | S |
| 7370734 | Hallgrimsson | May 2008 | B2 |
| 7379734 | Sato | May 2008 | B2 |
| 7484740 | Miller | Feb 2009 | B2 |
| 7628411 | Meyers | Dec 2009 | B2 |
| D623992 | Derks | Sep 2010 | S |
| D633830 | Derks | Mar 2011 | S |
| 7918473 | Yao | Apr 2011 | B2 |
| 8083240 | Jacobs | Dec 2011 | B2 |
| 8226111 | Valdez | Jul 2012 | B2 |
| 8596669 | Liao | Dec 2013 | B2 |
| 8646804 | Derks | Feb 2014 | B2 |
| 8851502 | Gaudiano | Oct 2014 | B2 |
| 8936262 | Nabeta | Jan 2015 | B2 |
| 8979114 | Cheng | Mar 2015 | B2 |
| 8998222 | Huang | Apr 2015 | B2 |
| 8998223 | Chang | Apr 2015 | B2 |
| D736121 | Wang | Aug 2015 | S |
| D739314 | Wang | Sep 2015 | S |
| 9173802 | Willis | Nov 2015 | B2 |
| 9226868 | Andersen | Jan 2016 | B2 |
| D754034 | Wang | Apr 2016 | S |
| D754568 | Wang | Apr 2016 | S |
| D766139 | Chen | Sep 2016 | S |
| 20020050697 | Hallgrimsson | May 2002 | A1 |
| 20020079663 | Hallgrimsson | Jun 2002 | A1 |
| 20020153684 | Sung | Oct 2002 | A1 |
| 20040079405 | Sanders | Apr 2004 | A1 |
| 20040104559 | Chen | Jun 2004 | A1 |
| 20040118640 | Hallgrimsson | Jun 2004 | A1 |
| 20040245737 | Hallgrimsson | Dec 2004 | A1 |
| 20050001398 | Serhan | Jan 2005 | A1 |
| 20060284040 | Nixon | Dec 2006 | A1 |
| 20070034243 | Miller | Feb 2007 | A1 |
| 20070170699 | Li | Jul 2007 | A1 |
| 20070235067 | Gale | Oct 2007 | A1 |
| 20070267054 | Meyers | Nov 2007 | A1 |
| 20070283990 | Fernandez | Dec 2007 | A1 |
| 20080111349 | Willis | May 2008 | A1 |
| 20080129016 | Willis | Jun 2008 | A1 |
| 20080135077 | Meyers | Jun 2008 | A1 |
| 20080202571 | Meyers | Aug 2008 | A1 |
| 20080252043 | Willis | Oct 2008 | A1 |
| 20090033052 | Bradshaw | Feb 2009 | A1 |
| 20100301574 | Derks | Dec 2010 | A1 |
| 20120205882 | Staggs | Aug 2012 | A1 |
| 20130292916 | Nabeta | Nov 2013 | A1 |
| 20140084559 | Fang | Mar 2014 | A1 |
| 20140125037 | Andersen | May 2014 | A1 |
| 20150182394 | Kutsch | Jul 2015 | A1 |
| 20160113833 | Andersen | Apr 2016 | A1 |
| Number | Date | Country |
|---|---|---|
| 29717488 | Nov 1997 | DE |
| 2343035 | Aug 2012 | EP |
| D1148308 | Jul 2002 | JP |
| D1292289 | Jan 2007 | JP |
| D107853 | Nov 2005 | TW |
| D127741 | Mar 2009 | TW |
| Entry |
|---|
| International Search Report and Written Opinion from International Application No. PCT/US2016/026936; Jul. 6, 2016; 14 pages. |
| Chinese Office Action from Chinese Patent Application No. 201310547406.7 dated Sep. 2, 2016 with English translation. |
| PCT Patent Application No. PCT/US2013/068116; International Search Report and Written Opinion Dated Feb. 13, 2014. |
| Taiwanese Search Report from TW102303182 Dated Jul. 17, 2014. |
| “Guardian Deluxe Rollators with 8″ Wheels”, Medline product currently available at https://www.medline.com/product/Guardian-Deluxe-Rollators-with-8-WheelslRollators/Z05-PF04840?question =rollator&index=Pl&indexCount=1#mrkSpec. |
| “Rollators with 8″ Wheels”, Medline product currently available at https://www.medline.com/product/Rollators-with-8- Wheels/Rollators/Z05-PF04844?question=rollator&index=P2&indexCount=2. |
| “Standard Bariatric Heavy Duty Rollator”, Medline product currently available at https://www.medline.com/product/Standard-Bariatric-Heavy-Duty-Rollator/Rollators/Z05-PF04829?question=rollator&index=P3&indexCount=3. |
| “Basic Rollators”, Medline product currently available at https://www.medline.com/product/Basic-Rollators/Rollators/Z05-PF04832?question=rollator&index=P4&indexCount=4. |
| “Ultralight Rollators”, Medline product currently available at https://www.medline.com/product/Ultralight-Rollators/Rollators/Z05-PF04838?question=rollator&index=P5&indexCount=5. |
| “Deluxe Rollators”, Medline product currently available at https://www.medline.com/product/Deluxe-Rollators/Rollators/Z05-PF04834?question=rollator&index=P6&indexCount=6. |
| “Luxe Rollator”, Medline product currently available at https://www.medline.com/product/Luxe-Rollator/Rollators/Z05-PF04842?question=rollator&index=P7&indexCount=7. |
| “Deluxe Comfort Rollators”, Medline product currently available at https://www.medline.com/product/Deluxe-Comfort-Rollators/Rollators/Z05-PF61367?question=rollator&index=P8&indexCount=8. |
| “Guardian Economy Rollators”, Medline product currently available at https://www.medline.com/product/Guardian-Economy-Rollators/Rollators/Z05-PF04841?question=rollator&index=P9&indexCount=9. |
| “Basic Steel Rollators”, Medline product currently available at https://www.medline.com/product/Basic-Steel-Rollators/Rollators/Z05-PF61071?question=rollator&index=P10&indexCount=10. |
| “Empower Rollator”, Medline product currently available at https://www.medline.com/product/Empower-Rollator/Rollators/Z05-PF75510?question=rollator&index=Pll&indexCount=11. |
| “Simplicity Rollator”, Medline product currently available at https://www.medline.com/product/Simplicity-Rollator/Rollators/Z05-PF71394?question=rollator&index=P12&indexCount=12c. |
| “Width Adjustable Rollators”, Medline product currently available at https://www.medline.com/product/Width-Adjustable-Rollators/Rollators/Z05-PF103010?question=rollator&index=P18&indexCount=18. |
| “Stealth Rollator”, Medline product currently available at https://www.medline.com/product/Stealth-Rollator/Rollators/Z05-PF71395?question=rollator&index=P19&indexCount=19. |
| “Posh Pink Zebra Rollator”, Medline product currently available at https://www.medline.com/product/Posh-Pink-Zebra-Rollator/Rollators/Z05-PF70685?question=rollator&index=P21&indexCount=21. |
| “Set n' Go Height Adjustable Rollator by Graham-Field”, product currently available at https://www.medline.com/product/Set-n-Go-Height-Adjustable-Rollator-by-Graham-Field/Rollators/Z05-PF110256?question=rollator&index=P29&indexCount=29. |
| “Adjustable Rollator by Patterson Medical”, product currently available at https://www.medline.com/product/Adjustable-Rollator-by-Patterson-Medical/Rollators/Z05-PF55372?question=rollator&index=P35&indexCount=35. |
| “Invacare® Rollite™ Rollator by Patterson Medical”, product currently available at https://www.medline.com/product/ Invacare-Rollite153-Rollator-by-Patterson-Medical/Rollators/Z05-PF59721? question=rollator&index=P37&indexCount=37. |
| “Light Weight Extra Wide Heavy-Duty Alumi”, product currently available at https://www.medline.com/product/Light-Neight-Extra-Wide-Heavy-Duty-Alumi/Rollators/Z05-PF55515?question=rollator&index=P41&indexCount=41. |
| “Bariatric RollAider™ by Patterson Medical”, product currently available at https://www.medline.com/product/Bariatric-RollAider153-by-Patterson-Medical/Rollators/Z05-PF74285?question =rollator&index=P43&indexCount=43. |
| “U-Step Walking Stabilizer by Alimed”, product currently available at https://www.medline.com/product/U-Step-Nalking-Stabilizer-by-Alimed/Rollators/Z05-PF57847?question=rollator&index=P48&indexCount=48. |
| “Winnie Mimi Lite-RollatorTransport Cha”, product currently available at https://www.medline.com/product/Winnie-Mimi-Lite-Rollator-Transport-Cha/Rollators/Z05-PF43257?question=rollator&index=P53&indexCount=53. |
| “Walker CanyOn! Bags by Patterson”, product currently available at https://www.medline.com/product/Walker-CarryOn-Bags-by-Patterson-Medical/Parts-Accessories/Z05-PF58535?P19&indexCount=19. |
| “Tri-Wheeled Rollators”, Medline product currently available at https://www.medline.com/product/Tri-Wheeled-Rollators/Rollators/Z05-P F04845?question=rollator&index=P16&indexCount=16. |