IP Library Granted Patent US 1,100,437
Granted Patent S1
US 1,100,437 · App. 29/955,464 · Granted Nov 4, 2025

Mule

Inventor: Leonie Bachstaedter (Linz am Rhein, DE)
Assignee: Birkenstock IP GmbH
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Quick Facts
Patent No.
US 1,100,437
App. No.
29/955,464
Granted
Nov 4, 2025
Kind
S1
Claims (1)

The ornamental design for a mule as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 2, 2024
From: BACHSTAEDTER, LEONIE
To: BIRKENSTOCK IP GMBH
Reel/Frame 068166/0701 →
Priority Claims (21)
EM 015018189-0001 · Apr 14, 2023 · regional
EM 015018189-0003 · Apr 14, 2023 · regional
EM 015018189-0005 · Apr 14, 2023 · regional
EM 015018189-0007 · Apr 14, 2023 · regional
EM 015018189-0009 · Apr 14, 2023 · regional
EM 015018189-0011 · Apr 14, 2023 · regional
EM 015018189-0013 · Apr 14, 2023 · regional
EM 015018189-0015 · Apr 14, 2023 · regional
EM 015018189-0017 · Apr 14, 2023 · regional
EM 015018189-0019 · Apr 14, 2023 · regional
EM 015018189-0023 · Apr 14, 2023 · regional
EM 015018189-0024 · Apr 14, 2023 · regional
EM 015018189-0025 · Apr 14, 2023 · regional
EM 015018189-0027 · Apr 14, 2023 · regional
EM 015018189-0029 · Apr 14, 2023 · regional
EM 015018189-0031 · Apr 14, 2023 · regional
EM 015018189-0033 · Apr 14, 2023 · regional
EM 015018189-0034 · Apr 14, 2023 · regional
EM 015018189-0035 · Apr 14, 2023 · regional
EM 015018189-0036 · Apr 14, 2023 · regional
EM 015018189-0037 · Apr 14, 2023 · regional
Continuity (1)
Division 35518623 · Sep 13, 2023
References Cited (47)
US 3063167A · Scholl · 1962 [cited by examiner]
US 3063457A · Bittner · 1962 [cited by examiner]
US D268455S · Famolare, Jr. · 1983 [cited by examiner]
US D275429S · Nakao · 1984 [cited by examiner]
US D294076S · Birrittella · 1988 [cited by examiner]
US D407538S · Birkenstock · 1999 [cited by examiner]
US D543345S · Andersen · 2007 [cited by examiner]
US D577479S · Weitzman · 2008 [cited by examiner]
US D577882S · Little · 2008 [cited by examiner]
US D602685S · Barteet · 2009 [cited by examiner]
US D615737S · Feller · 2010 [cited by examiner]
US D771358S · Schwartz · 2016 [cited by examiner]
US D822348S · Altovino · 2018 [cited by examiner]
US D856639S · Sassi · 2019 [cited by examiner]
US D856640S · Brinkhof · 2019 [cited by examiner]
US D879419S · Post · 2020 [cited by examiner]
US D927147S · Lee · 2021 [cited by examiner]
US D928492S · Kim · 2021 [cited by examiner]
US D942744S · Lin · 2022 [cited by examiner]
US D944501S · Storch · 2022 [cited by examiner]
US D945127S · Schaetz · 2022 [cited by examiner]
US D969461S · Schaetz · 2022 [cited by examiner]
US D969462S · Post · 2022 [cited by examiner]
US D974712S · Post · 2023 [cited by examiner]
US D976541S · Kroshinskaya · 2023 [cited by examiner]
US D978490S · Storch · 2023 [cited by examiner]
US D1005652S · Manuel · 2023 [cited by examiner]
US D1023526S · Altovino · 2024 [cited by examiner]
US D1037621S · Storch · 2024 [cited by examiner]
US D1050689S · Lin · 2024 [cited by examiner]
US D1054680S · Storch · 2024 [cited by examiner]
US D1059004S · Lee · 2025 [cited by examiner]
US D1069341S · Higney · 2025 [cited by examiner]
US D1076391S · Storch · 2025 [cited by examiner]
US D1077427S · Witherow · 2025 [cited by examiner]
Birkenstock Oita Braided Sandal, Amazon.com, [online], [website visited Apr. 28, 2025]. <URL: https://www.amazon.com/Birkenstock-BIRKENSTOCK-Adult-Pula-Other/dp/B0CSFYJ2VD?th=1&psc=1> (Year: 2024). [cited by examiner]
“Milano”, https://www.birkenstock.com/de/milano-natural-leather/milano-core-naturalleather-0-eva-u_19.html#lang=de_DE&q=milano; available at least as early as Apr. 13, 2022; date accessed Feb. 27, 2024. [cited by applicant]
“Arizona”, https://www.birkenstock.com/de/arizona-birko-flor/arizona-core-birkoflor-0-eva-u_1.html#lang=de_DE&q=arizona; available at least as early as Apr. 13, 2022; date accessed Feb. 27, 2024. [cited by applicant]
“Il-Dolce Far Niente” Collab, https://www.birkenstock.com/de/1774/il-dolce-far-niente/; available at least as early as Apr. 13, 2022; date accessed Feb. 27, 2024. [cited by applicant]
“Boston”, https://www.birkenstock.com/de/boston-natural-leather/boston-core-naturalleather-0-eva-u_1.html#lang=de_DE&q=boston; available at least as early as Apr. 13, 2022; date accessed Feb. 27, 2024. [cited by applicant]
Madri, https://www.birkenstock.com/de/madrid-birko-flor/madrid-core-birkoflor-0-eva-u_79.html#lang=de_DE&q=madrid; available at least as early as Apr. 13, 2022; date accessed Feb. 27, 2024. [cited by applicant]
Gizeh, https://www.birkenstock.com/de/gizeh-birko-flor/gizeh-core-birkoflor-0-eva-u_79.html#lang=de_DE&q=gizeh; available at least as early as Apr. 13, 2022; date accessed Feb. 27, 2024. [cited by applicant]
“London” https://www.birkenstock.com/de/london-oiled-leather/london-heritage-oiledleather-0-eva-u_449.html#lang=de_DE&q=london; available at least as early as Apr. 13, 2022; date accessed Feb. 27, 2024. [cited by applicant]
Cameron, https://www.birkenstock.com/us/cameron-birko-flor/cameron-chunky-birkoflor-0-eva-w_1308.html; available at least as early as Apr. 13, 2022; date accessed Feb. 27, 2024. [cited by applicant]
Zürich, https://www.birkenstock.com/de/zuerich-suede-leather/zurich-core-suedeleather-0-eva-u_1.html#lang=de_DE&q=z%C3%BCrich; available at least as early as Apr. 13, 2022; date accessed Feb. 27, 2024. [cited by applicant]
“Super-Birki”, https://www.birkenstock.com/us/super-birki-polyurethane/superbirki-core-polyurethane-0-pu-u_3866.html?gad_source=1&gclid=Cj0KCQjwncWvBhD_ARIsAEb2HW8bVr4nCelJNeJKdy4RmD8xCRCGq5iM7QY9awruq1kXmN3PnNtZYEAaAhW… [cited by applicant]
Birki-Air 2.0, https://www.birkenstock.com/us/birki-air-2.0-polyurethane/birkiair-257036-polyurethane-0-puantistatic-u_329.html?gad_source=1&gclid=Cj0KCQjwncWvBhD_ARIsAEb2HW_DsKgU3Nia_VE_x23GOIILn5m-feFZfkjc06AgbV541JDI… [cited by applicant]