Mattress
Description
The broken lines shown in the drawings depict portions of the article that form no part of the claimed design.
Claims
The ornamental design for a mattress as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
| 3604023 | September 1971 | Lynch |
| D251935 | May 22, 1979 | Ikezaki |
| D340380 | October 19, 1993 | McDonald |
| D347476 | May 31, 1994 | McDonald |
| D359312 | June 13, 1995 | Wilbanks |
| D416143 | November 9, 1999 | Ragan |
| D566845 | April 15, 2008 | Daly |
| D639101 | June 7, 2011 | Kalatsky |
| D690013 | September 17, 2013 | Evans |
| D725407 | March 31, 2015 | McCracken |
| 9144320 | September 29, 2015 | Baker |
| D849251 | May 21, 2019 | Truty |
| D877537 | March 10, 2020 | Sheehan |
| D880215 | April 7, 2020 | Lisenbee |
| D974803 | January 10, 2023 | Shi |
| 20070070684 | March 29, 2007 | Poulos |
- KR3020160053410, Application date: Nov. 7, 2016, Korean Intellectual Property Office, Publication date: Sep. 15, 2017, Creator: DongchulLim. (Year: 2017).
- CN202030079069.4, Application date: Mar. 11, 2020, China National Intellectual Property Administration, Publication date: Jul. 3, 2020, Owner: Shi Chunxia, Creator: Shi Chunxia. (Year: 2020).
- Luna Orthopedic Knee Pillow, first available Jan. 11, 2020 [online], [retrieved Dec. 12, 2025], Retrieved from internet, https://www.amazon.com/Luna-Upgraded-Sleepers-Orthopedic-Assistance/dp/B0BJRSM1T6/ref=asc_df_B0BJRSM1T6 (Year: 2020).
- KR3020200030035 , Application date: Jul. 1, 2020, Korean Intellectual Property Office, Publication date: Jul. 9, 2021, Creator: Kim Kyung Il. (Year: 2021).
Patent History
Patent number: D1115395
Type: Grant
Filed: Feb 15, 2023
Date of Patent: Mar 3, 2026
Inventors: Kai Feng Cheng (Taichung), Tien-Kuei Cheng (Taichung)
Primary Examiner: Mary Ann Calabrese
Assistant Examiner: Harper E Comstock
Application Number: 29/884,685
Type: Grant
Filed: Feb 15, 2023
Date of Patent: Mar 3, 2026
Inventors: Kai Feng Cheng (Taichung), Tien-Kuei Cheng (Taichung)
Primary Examiner: Mary Ann Calabrese
Assistant Examiner: Harper E Comstock
Application Number: 29/884,685
Classifications
Current U.S. Class:
D6/596;
D6/606