Calculator
The broken lines throughout the drawing figures depict portions of the calculator that form no part of the claimed design.
Claims
The ornamental design for a calculator, as shown and described.
| D212784 | November 1968 | Yuchisa |
| D226196 | January 1973 | Liljenwall |
| D226197 | January 1973 | Liljenwall |
| D227768 | July 1973 | Benedetto |
| D232834 | September 1974 | Yaganani |
| D242357 | November 1976 | Kellstedt |
| 4017725 | April 12, 1977 | Roen |
| D248595 | July 18, 1978 | Beitler |
| D265065 | June 22, 1982 | Yukl |
| D276920 | December 25, 1984 | Peroni |
| D286056 | October 7, 1986 | Kikuchi |
| D303112 | August 29, 1989 | Desrochers |
| D309748 | August 7, 1990 | Kobayashi |
| D312833 | December 11, 1990 | Kobayashi |
| D334398 | March 30, 1993 | Conard |
| D337602 | July 20, 1993 | Chen |
| D369616 | May 7, 1996 | Yurkovic |
| D374029 | September 24, 1996 | Stokes |
| D394079 | May 5, 1998 | Leung |
| D433058 | October 31, 2000 | Okumura |
| D433059 | October 31, 2000 | Okumura |
| D810190 | February 13, 2018 | Koike |
| D898818 | October 13, 2020 | Miyahara et al. |
| D902301 | November 17, 2020 | Miyahara |
| D911433 | February 23, 2021 | Yang |
| D941387 | January 18, 2022 | Yang |
| D943661 | February 15, 2022 | Park |
| D1039599 | August 20, 2024 | Oka et al. |
| D1056038 | December 31, 2024 | Oka et al. |
| 306580543 | June 2021 | CN |
| 307027679 | December 2021 | CN |
| 307919242 | March 2023 | CN |
| 308221034 | September 2023 | CN |
| 308491059 | February 2024 | CN |
| 308599170 | April 2024 | CN |
| 308645463 | May 2024 | CN |
| 308645464 | May 2024 | CN |
| 308748119 | July 2024 | CN |
| 308766045 | August 2024 | CN |
| 308899701 | October 2024 | CN |
| 308962760 | November 2024 | CN |
| 308989984 | December 2024 | CN |
| 309065045 | January 2025 | CN |
| 309148081 | March 2025 | CN |
- Custom Calculator 12 Digits Round Button Electronic Calculator—Junno. (online) 15 pgs. Date First Available: Aug. 22, 2023 [Retrieved Apr. 21, 2025] https://www.alibaba.com/product-detail/custom-calculator-12-digits-round-button_1600680490288.html (Year: 2023).
Type: Grant
Filed: Apr 7, 2025
Date of Patent: Aug 12, 2025
Inventors: Jiaming He (Guangdong), Jianwei Zhang (Guangdong)
Primary Examiner: Marie D. Fast Horse
Application Number: 29/997,360