Vacuum break twist tap
Description
The dashed broken lines in the figures illustrate portions of the vacuum break twist tap that form no part of the claimed design.
Claims
The ornamental design for a vacuum break twist tap, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
2028101 | January 1936 | Fredrickson |
3023767 | March 1962 | Woodford |
3145724 | August 1964 | Pelzer |
3180352 | April 1965 | Kersten |
3183924 | May 1965 | Duchin |
D223094 | March 1972 | Coleman et al. |
D278740 | May 7, 1985 | Bolgert |
D309173 | July 10, 1990 | Stipe |
D319866 | September 10, 1991 | Rogers |
5360029 | November 1, 1994 | Goughneour |
D426617 | June 13, 2000 | Hansen |
D500123 | December 21, 2004 | Pelletz |
D516679 | March 7, 2006 | Tripp |
D531697 | November 7, 2006 | Hofmann |
7721755 | May 25, 2010 | Smith |
8006874 | August 30, 2011 | Smith |
8297299 | October 30, 2012 | Pan |
10227167 | March 12, 2019 | Darby |
2011248536 | March 2015 | AU |
- Aaron Stickley. “Pressure Vacuum Breaker Basics.” The Spruce., May 11, 2019 [online], [retrieved on Jun. 29, 2021]. Retrieved from the Internet <URL: https://www.thespruce.com/pressure-vacuum-breaker-basics-2718896>.
- William Moore. “Best backflow preventer for sprinkler systems.” Lawnista., Sep. 12, 2020 [online], [retrieved on Jun. 29, 2021]. Retrieved from the Internet <URL: https://lawnista.com/best-backflow-preventer-for-sprinkler-systems/>.
- Strivo Technical Datasheet, Rapak-L-300-EN Sep. 2015, © 2015 DS Smith, Plastics Division, Rapak (2 pages).
- TruTap Information Sheet, 495RV-C 525 RV-B WD-L-302-EN Nov. 2016, © 2016 DS Smith, Plastics Division, Worldwide Dispensers (2 pages).
- Creative Dispensing Solutions brochure, © 2018 DS Smith, Plastics Division, Worldwide Dispensers(36 pages).
Patent History
Patent number: D958938
Type: Grant
Filed: Nov 2, 2021
Date of Patent: Jul 26, 2022
Assignee: LB EUROPE LIMITED (Manchester)
Inventors: Ronald E. Kieras (McHenry, IL), Matthew Ruschmeier (Glencoe, MN)
Primary Examiner: Darlington Ly
Application Number: 29/813,967
Type: Grant
Filed: Nov 2, 2021
Date of Patent: Jul 26, 2022
Assignee: LB EUROPE LIMITED (Manchester)
Inventors: Ronald E. Kieras (McHenry, IL), Matthew Ruschmeier (Glencoe, MN)
Primary Examiner: Darlington Ly
Application Number: 29/813,967
Classifications
Current U.S. Class:
Check (D23/237)