IP Library › Granted Patent US 1,120,315
Granted Patent S1
US 1,120,315 · App. 29/965,496 · Granted Mar 24, 2026

Medical waste collection unit

Inventors: Michael Zollinger (Chelsea, MI); Noah Needler (Mattawan, MI); Rachel Wallace (Monona, WI); Michael Hammond (Monona, WI)
Assignee: Stryker Corporation
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Quick Facts
Patent No.
US 1,120,315
App. No.
29/965,496
Granted
Mar 24, 2026
Kind
S1
Claims (1)

The ornamental design for a medical waste collection unit as shown and described.

Assignments (4)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 6, 2025
From: WALLACE, RACHEL; HAMMOND, MICHAEL
To: DELVE, INC.
Reel/Frame 070133/0684 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 6, 2025
From: ZOLLINGER, MICHAEL; NEEDLER, NOAH
To: STRYKER CORPORATION
Reel/Frame 070133/0687 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 6, 2025
From: DELVE, INC.
To: STRYKER CORPORATION
Reel/Frame 070133/0690 →
CHANGE OF ADDRESS Recorded Dec 18, 2024
From: STRYKER CORPORATION
To: STRYKER CORPORATION
Reel/Frame 069737/0184 →
Continuity (3)
Continuation 29926897 · Feb 1, 2024
Continuation 29864762 · Jun 17, 2022
Continuation 29754512 · Oct 12, 2020
References Cited (125)
US 4376053A · Bullock et al. · 1983 [cited by applicant]
US 4487606A · Leviton et al. · 1984 [cited by applicant]
US 4655754A · Richmond et al. · 1987 [cited by applicant]
US 4863446A · Parker · 1989 [cited by applicant]
US 4957491A · Parker · 1990 [cited by applicant]
US 5516052A · Adams et al. · 1996 [cited by applicant]
US 5629498A · Pollock et al. · 1997 [cited by applicant]
US 5688460A · Ruschke · 1997 [cited by applicant]
US 5914047A · Griffiths · 1999 [cited by applicant]
US 6263387B1 · Chrabaszcz · 2001 [cited by applicant]
US 6263887B1 · Dunn · 2001 [cited by applicant]
US 6299763B1 · Ashman · 2001 [cited by applicant]
US 6375625B1 · French et al. · 2002 [cited by applicant]
US 6588436B2 · Dunn et al. · 2003 [cited by applicant]
US 6776175B2 · Dunn et al. · 2004 [cited by applicant]
US 6796317B2 · Dunn et al. · 2004 [cited by applicant]
US 6893425B2 · Dunn et al. · 2005 [cited by applicant]
US 6902673B2 · Smit et al. · 2005 [cited by applicant]
US 7059481B2 · Kochert et al. · 2006 [cited by applicant]
US 7090663B2 · Dunn et al. · 2006 [cited by applicant]
US 7244236B2 · Merkle · 2007 [cited by applicant]
US 7258711B2 · Dunn et al. · 2007 [cited by applicant]
US 7396377B2 · Lampert et al. · 2008 [cited by applicant]
US 7497340B2 · Hershberger et al. · 2009 [cited by applicant]
US 7872746B2 · Gao et al. · 2011 [cited by applicant]
US 7879228B2 · Dunn et al. · 2011 [cited by applicant]
US 8088079B2 · Kaye et al. · 2012 [cited by applicant]
US 8088291B2 · Hershberger et al. · 2012 [cited by applicant]
US 8273074B2 · Jaeb et al. · 2012 [cited by applicant]
US 8292857B2 · Martini et al. · 2012 [cited by applicant]
US 8294586B2 · Pidgeon et al. · 2012 [cited by applicant]
US 8303489B2 · Ito et al. · 2012 [cited by applicant]
US 8349181B2 · Nonnenmacher · 2013 [cited by applicant]
US D678502S · Schmidt et al. · 2013 [cited by applicant]
US D678503S · Schmidt et al. · 2013 [cited by applicant]
US D678504S · Schmidt et al. · 2013 [cited by applicant]
US 8409170B2 · Locke et al. · 2013 [cited by applicant]
US 8449510B2 · Martini et al. · 2013 [cited by applicant]
US 8465439B2 · Parks · 2013 [cited by applicant]
US 8500706B2 · Michaels et al. · 2013 [cited by applicant]
US 8567338B2 · Greene et al. · 2013 [cited by applicant]
US RE44920E · Dunn et al. · 2014 [cited by applicant]
US 8814840B2 · Evans et al. · 2014 [cited by applicant]
US 8827969B2 · Martini et al. · 2014 [cited by applicant]
US 8858518B2 · Schafer et al. · 2014 [cited by applicant]
US 8877146B2 · Williamson, IV et al. · 2014 [cited by applicant]
US 8920394B2 · Smith et al. · 2014 [cited by applicant]
US 9045718B2 · Hubrig · 2015 [cited by applicant]
US 9089629B2 · Martini et al. · 2015 [cited by applicant]
US 9089801B1 · Gavlak et al. · 2015 [cited by applicant]
US 9138515B2 · Locke et al. · 2015 [cited by applicant]
US 9220485B2 · Parks · 2015 [cited by applicant]
US D752231S · Halter · 2016 [cited by applicant]
US 9375520B2 · Martini et al. · 2016 [cited by applicant]
US 9474837B2 · Schmidt · 2016 [cited by applicant]
US D771832S · Yeager et al. · 2016 [cited by applicant]
US 9532796B2 · Dubois et al. · 2017 [cited by applicant]
US 9662426B2 · Martini et al. · 2017 [cited by applicant]
US 9671318B1 · Bedoe et al. · 2017 [cited by applicant]
US 9790107B2 · Hubrig et al. · 2017 [cited by applicant]
US 9943291B2 · VanderWoude et al. · 2018 [cited by applicant]
US 10016538B2 · Locke et al. · 2018 [cited by applicant]
US 10188775B2 · Martini et al. · 2019 [cited by applicant]
US 10583227B2 · Schmidt · 2020 [cited by applicant]
US 10617799B2 · Mills et al. · 2020 [cited by applicant]
US 10758649B2 · Smith et al. · 2020 [cited by applicant]
US D942631S · Wodecki · 2022 [cited by examiner]
US 11234787B1 · Staats et al. · 2022 [cited by applicant]
US D954267S · Christopher · 2022 [cited by examiner]
US D959658S · Zollinger et al. · 2022 [cited by applicant]
US D970016S · Fox · 2022 [cited by examiner]
US D993420S · Behrendt · 2023 [cited by examiner]
US D1015540S · Zhang · 2024 [cited by examiner]
US D1019941S · Zollinger et al. · 2024 [cited by applicant]
US D1041009S · Britva · 2024 [cited by examiner]
US D1046160S · Matuschek · 2024 [cited by examiner]
US D1048413S · Matuschek · 2024 [cited by examiner]
US D1059599S · Chen · 2025 [cited by examiner]
US D1064285S · McCormack · 2025 [cited by examiner]
US D1066681S · Chen · 2025 [cited by examiner]
US D1069126S · Mendoza · 2025 [cited by examiner]
US 20060069305A1 · Couvillon et al. · 2006 [cited by applicant]
US 20070029250A1 · Kimura et al. · 2007 [cited by applicant]
US 20090005747A1 · Michaels et al. · 2009 [cited by applicant]
US 20110106029A1 · Garren et al. · 2011 [cited by applicant]
US 20130247326A1 · Michaels et al. · 2013 [cited by applicant]
US 20140336599A1 · Patel et al. · 2014 [cited by applicant]
US 20140343515A1 · Sylvester et al. · 2014 [cited by applicant]
US 20150209491A1 · Cushner et al. · 2015 [cited by applicant]
US 20150282985A1 · Ross et al. · 2015 [cited by applicant]
US 20150306285A1 · Sylvester et al. · 2015 [cited by applicant]
US 20160331876A1 · Smith et al. · 2016 [cited by applicant]
US 20170007747A1 · Schmidt · 2017 [cited by applicant]
US 20170028110A1 · Smith et al. · 2017 [cited by applicant]
US 20170239402A1 · Kirn et al. · 2017 [cited by applicant]
US 20170258547A1 · Karasina · 2017 [cited by applicant]
US 20170319188A1 · Furlong et al. · 2017 [cited by applicant]
US 20180007682A1 · Takeda et al. · 2018 [cited by applicant]
US 20180185111A1 · Shuart et al. · 2018 [cited by applicant]
US 20180235583A1 · VanderWoude et al. · 2018 [cited by applicant]
US 20180272051A1 · Smith et al. · 2018 [cited by applicant]
US 20200353132A1 · Smith et al. · 2020 [cited by applicant]
CN 108577969A · 2018 [cited by applicant]
DE 102006054130A1 · 2008 [cited by applicant]
EP 2044964A2 · 2009 [cited by applicant]
EP 2364736A2 · 2011 [cited by applicant]
EP 2364736A3 · 2012 [cited by applicant]
JP 2007209764A · 2007 [cited by applicant]
WO 2007070570A2 · 2007 [cited by applicant]
WO 2007103842A2 · 2007 [cited by applicant]
WO 2007103842A3 · 2008 [cited by applicant]
WO 2014066337A2 · 2014 [cited by applicant]
WO 2015134749A2 · 2015 [cited by applicant]
WO 2017060726A1 · 2017 [cited by applicant]
WO 2018007682A1 · 2018 [cited by applicant]
WO 2018007686A1 · 2018 [cited by applicant]
WO 2018022551A1 · 2018 [cited by applicant]
WO 2018088892A1 · 2018 [cited by applicant]
WO 2018175389A1 · 2018 [cited by applicant]
English language abstract and machine-assisted English translation for CN 108577969 extracted from espacenet.com database on Nov. 25, 2020, 11 pages. [cited by applicant]
English language abstract and machine-assisted English translation for DE 10 2006 054 130 extracted from espacenet.com database on Nov. 25, 2020, 11 pages. [cited by applicant]
English language abstract for JP 2007-209764 extracted from espacenet.com database on Nov. 25, 2020, 2 pages. [cited by applicant]
International Search Report for Application No. PCT/US2020/027850 dated Sep. 7, 2020, 6 pages. [cited by applicant]
Design U.S. Appl. No. 29/754,512, filed Oct. 12, 2020. [cited by applicant]
Design U.S. Appl. No. 29/926,897, filed Feb. 1, 2024. [cited by applicant]