Vacuum machine
Description
The broken lines in the drawings depict portions of the vacuum machine that form no part of the claimed design.
Claims
The ornamental design for a vacuum machine, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
| 2007631 | July 1935 | Bieth |
| D127612 | June 1941 | Guild |
| D132697 | June 1942 | Frantz |
| 2307538 | January 1943 | Paulus |
| 2337364 | December 1943 | Ashbaugh |
| D149477 | May 1948 | Dreyfuss |
| D149479 | May 1948 | Dreyfuss |
| D150220 | July 1948 | Geistert |
| 2450172 | September 1948 | Stoner |
| 2464401 | March 1949 | Kelly |
| D153271 | April 1949 | Ernolf |
| D158134 | April 1950 | Schory |
| D158441 | May 1950 | Cherry |
| D175495 | September 1955 | Conord |
| 2848731 | August 1958 | Tamarin |
| D303856 | October 3, 1989 | Yuen |
| 5329778 | July 19, 1994 | Padamsee |
| D371304 | July 2, 1996 | Onneweer |
| D497778 | November 2, 2004 | Rich |
| D518369 | April 4, 2006 | Haber |
| D521695 | May 23, 2006 | Jacobs |
| D527502 | August 29, 2006 | Yoshimoto |
| D586182 | February 10, 2009 | Trombly |
| D599168 | September 1, 2009 | Alviar |
| D610871 | March 2, 2010 | Alviar |
| D631372 | January 25, 2011 | Poyner |
| D675881 | February 12, 2013 | Wamack, Jr. |
| D709734 | July 29, 2014 | Kotani |
| D737149 | August 25, 2015 | Son |
| D760542 | July 5, 2016 | Vu |
| D798594 | October 3, 2017 | Boler |
| D831434 | October 23, 2018 | Washburn |
| D836760 | December 25, 2018 | Fredang |
| D868402 | November 26, 2019 | Luo |
| D871844 | January 7, 2020 | Adams, Jr. |
| D878156 | March 17, 2020 | Rittri |
| D899719 | October 20, 2020 | Liu |
| 305661983 | March 2020 | CN |
- Air Purifier Air Cleaner for Home withH12 HEPA Filter, available in www.newegg.com, date first available Jul. 2, 2020 [online], [site visited May 28, 2021], Available from the internet URL https://www.newegg.com/p/101-00T7-00001 (Year: 2020).
- Car Air Purifier Negative Ions Air Cleaner Ionizer Air Freshener Eliminator Cup Car Charger, available in www.newegg.com, date first available Jul. 4, 2020 [online], [site visited May 28, 2021], Available from the internet URL: https://www.newegg.com/p/101-00KK-00012 (Year: 2020).
Patent History
Patent number: D926404
Type: Grant
Filed: Dec 11, 2019
Date of Patent: Jul 27, 2021
Inventor: Tianxu Luo (Guangde)
Primary Examiner: Dana K Weiland
Assistant Examiner: Jennylou M Binas
Application Number: 29/716,609
Type: Grant
Filed: Dec 11, 2019
Date of Patent: Jul 27, 2021
Inventor: Tianxu Luo (Guangde)
Primary Examiner: Dana K Weiland
Assistant Examiner: Jennylou M Binas
Application Number: 29/716,609
Classifications
Current U.S. Class:
Circular Canister In Plan (D32/23)