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TTABVUE. Trademark Trial and Appeal Board Inquiry System
v2.6.0

Opposition

Number:91302662Filing Date:10/23/2025
Status:SuspendedStatus Date:01/02/2026
General Contact Number:571-272-8500
Interlocutory Attorney:YONG OH (RICHARD) KIM
Paralegal Name:AMY L MATELSKI
Defendant
Name:Shenzhen Pengcheng Wisdom Technology Co., Ltd.
Correspondence:CHUQIAO WANG
104 WEST 40TH STREET
NEW YORK, NY 10018
UNITED STATES
iplawwang@gmail.com, usbrand_asstsure@outlook.com, jinhouip@jh-vatax.com
Phone: 1-(608) 977-0536
 
Applications/registrations
 
Serial #:99063921Application FileAssignment
Application Status: OPPOSITION PENDING
Mark: BYRKOS
Plaintiff
Name:BIRKENSTOCK US BIDCO, INC.
Correspondence:KAITLYN GARVIN
SAUNDERS & SILVERSTEIN LLP
14 CEDAR STREET, SUITE 224
AMESBURY, MA 01913
UNITED STATES
kgarvin@sandsip.com, mrizzo@sandsip.com, trademarks@sandsip.com
Phone: 9784639100
 
Pleaded applications and registrations
 
Serial #:79164245Application FileAssignmentRegistration #:4975295
Application Status: PARTIAL SECTION 71 ACCEPTED
Mark: BIRKENSTOCK
 
Serial #:74219587Application FileAssignmentRegistration #:1708342
Application Status: REGISTERED AND RENEWED
Mark: BIRKI
 
Serial #:76244044Application FileAssignmentRegistration #:2857185
Application Status: REGISTERED AND RENEWED
Mark: BIRKO-FLOR
 
Serial #:79288196Application FileAssignmentRegistration #:6578328
Application Status: REGISTERED
Mark: BIRKIBUC
 
Serial #:76603138Application FileAssignmentRegistration #:3105607
Application Status: REGISTERED AND RENEWED
Mark: BIRKENSTOCK
 
Serial #:75923763Application FileAssignmentRegistration #:2590411
Application Status: REGISTERED AND RENEWED
Mark: BIRK
 
Serial #:79085657Application FileAssignmentRegistration #:4017776
Application Status: SECTION 71 ACCEPTED
Mark: BIRKO-FLOR
 
Serial #:73033277Application FileAssignmentRegistration #:1037893
Application Status: REGISTERED AND RENEWED
Mark: BIRKENSTOCK
 
Serial #:74681887Application FileAssignmentRegistration #:1967015
Application Status: REGISTERED AND RENEWED
Mark: BIRKI'S
 
Serial #:79297393Application FileAssignmentRegistration #:7088735
Application Status: REGISTERED
Mark: BIRKO
Prosecution History
#DateHistory TextDue Date
401/02/2026NOTICE OF DEFAULT
310/23/2025INSTITUTED
210/23/2025NOTICE AND TRIAL DATES SENT; ANSWER DUE:12/22/2025
110/23/2025FILED AND FEE
Results as of 01/23/2026 07:25 PM
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