Granted Patent
S1
US 1,144,982 · App. 29/937,250 · Granted Aug 25, 2026
Block with a contoured surface
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Continuity (23)
Continuation In Part
12823948
· Jun 25, 2010
Continuation
PCTUS2009038056
· Mar 24, 2009
References Cited (22)
US D27402S
· Sullivan
· 1897
[cited by examiner]
US D27840S
· Macharg
· 1897
[cited by examiner]
US D32612S
· Morrison
· 1900
[cited by examiner]
US D197846S
· Carter
· 1964
[cited by examiner]
US D220400S
· Essman
· 1971
[cited by examiner]
US D232654S
· Golay
· 1974
[cited by examiner]
US 4309852A
· Stolpin
· 1982
[cited by examiner]
US 4532748A
· Rotherham
· 1985
[cited by examiner]
US D783862S
· Von Langsdorff
· 2017
[cited by examiner]
US D838006S
· Adams
· 2019
[cited by examiner]
US D844857S
· Pegg
· 2019
[cited by examiner]
US D906439S
· Howard
· 2020
[cited by examiner]
US D917630S
· Chumillas Zurilla
· 2021
[cited by examiner]
US D989988S
· Budnik
· 2023
[cited by examiner]
CA 92984
· 2001
[cited by examiner]
CN 78863
· 2022
[cited by examiner]
CN 309653395
· 2025
[cited by examiner]
KR 3019980004973
· 1999
[cited by examiner]
KR 3002950450000
· 2002
[cited by examiner]
Puzzles website, Robspuzzlepage, Earliest Internet Web Archive date Aug. 20, 2008, Available on the internet URL https://web.archive.org/web/20080820011428/https://www.robspuzzlepage.com/naef-puzzles.htm (Year: 2008).
[cited by examiner]
Fishers Wooden Puzzles website, Etsy, Earliest Internet Web Archive date May 14, 2022, Available on the internet URL https://www.etsy.com/listing/1197875096/fishers-wooden-puzzles (Year: 2022).
[cited by examiner]
Gray Retaining Wall Block website, Lowes, Earliest Internet Web Archive date Jul. 10, 2020, Available on the internet URL https://web.archive.org/web/20200710021032/https://www.lowes.com/pd/Basic-Gray-Retaining-Wall-Blo…
[cited by examiner]