Granted Patent
S1
US 1,133,064 · App. 29/872,575 · Granted Jul 7, 2026
Free weight
Assignee:
Rock Weights LLC
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Claims (1)
The ornamental design for a free weight as shown and described.
Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Mar 15, 2023
From: FLOM, JORDAN LEIGH; GLOVER, DAVID
To: ROCK WEIGHTS LLC
Reel/Frame 062984/0882 →
References Cited (65)
US 3171652A
· Newman
· 1965
[cited by applicant]
US 3482834A
· James, Jr.
· 1969
[cited by applicant]
US 4575074A
· Damratoski
· 1986
[cited by applicant]
US 4773640A
· Kolbel
· 1988
[cited by examiner]
US 4997184A
· Sherman
· 1991
[cited by examiner]
US 5509877A
· Adams
· 1996
[cited by examiner]
US 5842957A
· Wheeler
· 1998
[cited by examiner]
US 5857946A
· Brown
· 1999
[cited by examiner]
US 5967952A
· Bronstein
· 1999
[cited by examiner]
US 6312364B1
· Selsam
· 2001
[cited by applicant]
US D609968S
· Stern
· 2010
[cited by examiner]
US D685441S
· Januszek
· 2013
[cited by examiner]
US D710241S
· Vaughan
· 2014
[cited by examiner]
US D731009S
· Preston
· 2015
[cited by examiner]
US D736868S
· Lien
· 2015
[cited by examiner]
US D799610S
· Ho
· 2017
[cited by examiner]
US D802064S
· Hillson
· 2017
[cited by examiner]
US D845405S
· Harrison
· 2019
[cited by examiner]
US D861085S
· Brezovar
· 2019
[cited by examiner]
US D896900S
· Wang
· 2020
[cited by examiner]
US D955507S
· Wang
· 2022
[cited by examiner]
US D963078S
· Henniger
· 2022
[cited by examiner]
US D968536S
· Rogov
· 2022
[cited by examiner]
US D982683S
· Lin
· 2023
[cited by examiner]
US D983901S
· Lien
· 2023
[cited by examiner]
US D986355S
· Liu
· 2023
[cited by examiner]
US 20050143229A1
· Marr
· 2005
[cited by examiner]
US 20090203506A1
· Kessler et al.
· 2009
[cited by applicant]
US 20090227431A1
· Hsieh et al.
· 2009
[cited by applicant]
US 20100248910A1
· DiLuglio
· 2010
[cited by applicant]
US 20100255960A1
· Kessler
· 2010
[cited by applicant]
US 20220111243A1
· Flom et al.
· 2022
[cited by applicant]
US 20220184447A1
· Ross
· 2022
[cited by examiner]
US 20230414987A1
· Flom
· 2023
[cited by examiner]
US 20240342541A1
· Duhamel
· 2024
[cited by examiner]
CN 202409959U
· 2012
[cited by applicant]
CN 309205821
· 2025
[cited by examiner]
KR 0140406Y1
· 1999
[cited by applicant]
“The Dumbbell Bundle!! (25, 40, 60, 80 lbs)” Dec. 2022, Rock Weights, site visited Apr. 5, 2025: https://rockweights.com/products/the-dumbbell-bundle-25-40-60-80-lbs (Year: 2022).
[cited by examiner]
“Rock Weights 80lbs Dumbbell Molds”, Garage Gym Reviews, site visited Apr. 5, 2025: https://www.garagegymreviews.com/equipment/rock-weights-80lbs-dumbbell-molds (Year: 2025).
[cited by examiner]
“Dumbbell Concrete Molds (Rock Weights)” Jan. 17, 2023, Amazon, site visited Apr. 5, 2025: https://www.amazon.com/Rock-Weights-Dumbbell-Mold-Single/dp/B0BSHKLXN8?source=ps-sl-shoppingads-Ipcontext& (Year: 2023).
[cited by examiner]
“Rock Weights 80 lb Dumbell Mold Black” Aug. 10, 2022, Amazon, site visited Jul. 29, 2025: https://www.amazon.sg/Rock-Weights-Dumbell-Mold-Black/dp/B0B995JR73 (Year: 2022).
[cited by examiner]
“Dumbbell Concrete Molds (Rock Weights)” Walmart, site visited Jul. 29, 2025: https://www.walmart.com/ip/Dumbbell-Concrete-Molds-Rock-Weights/17136610188.
[cited by examiner]
“Powerblock Adjustable Dumbbells” Dec. 11, 2019, Amazon, site visited Feb. 18, 2026: https://www.amazon.sg/PowerBlock-Adjustable-Dumbbells-Innovative-Equipment/dp/B082MK23WG/ref=pd_sbs_d_sccl_1_6/356-2791173-3561643? (Y…
[cited by examiner]
Office Action dated Jan. 9, 2023 for corresponding U.S. Appl. No. 17/496,176, 44 pages.
[cited by applicant]
Caveman Weights, https://cavemanweights.com/collections/frontpage, 1 page, accessed as early as Sep. 2021.
[cited by applicant]
Thingiverse, https://www.thingiverse.com/thing:4275715, 1 page, accessed as early as Oct. 2020.
[cited by applicant]
PCT Notification of Transmittal of the International Search Report and the Written Opinion of the International Searching Authority, or the Declaration dated Mar. 1, 2022 for corresponding PCT application Serial No. PCT…
[cited by applicant]
PCT Written Opinion dated Mar. 1, 2022 for corresponding PCT application Serial No. PCT/US2021/054109, 6 pages.
[cited by applicant]
DIY Kettlebell in Under 2 Minutes (GymPerson), retrieved from the Internet Dec. 5, 2021, htlps://gymperson.com/make-diy-kettlebell/, 13 pages.
[cited by applicant]
Invitation to Pay Additional Fees and, Where Applicable, Protest Fee dated Dec. 14, 2012 for corresponding PCT application Serial No. PCT/US2021/054109, 3 pages.
[cited by applicant]