U.S. patent number D282,393 [Application Number 06/481,258] was granted by the patent office on 1986-01-28 for combined pressure relief valve and clamp. This patent grant is currently assigned to Qualitrol Corporation. Invention is credited to Wendell D. Johnson.
United States Patent | D282,393 |
Johnson | January 28, 1986 |
Inventors: | Johnson; Wendell D. (Fairport, NY) |
---|---|
Assignee: | Qualitrol Corporation
(Fairport, NY) |
Appl. No.: | 06/481,258 |
Filed: | April 1, 1983 |
Current U.S. Class: | D23/235 |
Field of Search: | ;D23/19-22 ;137/541 |
D130007 | October 1941 | Ranney |
D226524 | March 1973 | Brindisi |
D226952 | May 1973 | Brindisi |
D259507 | June 1981 | MacInnes et al. |
1774690 | September 1930 | Willaughby |
2592673 | April 1952 | Folmsbee |
2599622 | June 1952 | Folmsbee |
2821991 | February 1958 | Marx |
2886054 | May 1959 | Smith et al. |
3008485 | November 1961 | Johnson et al. |
3035604 | May 1962 | Portis |
3131718 | May 1964 | Mingrone |
4074696 | February 1978 | Romanowski |
4431023 | February 1984 | Johnson |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.