| 8136847 |
Coupling having angularly oriented shoulder surfaces |
Scott D. Madara, John W. Pierce, Vance W. Henry, Douglas R. Dole |
2012-03-20 |
| D648427 |
Ring gasket |
Matthew A. Bowman, Scott D. Madara, Thomas M. Soloe |
2011-11-08 |
| D643912 |
Ring gasket |
Matthew A. Bowman, Scott D. Madara, Thomas M. Soloe |
2011-08-23 |
| 7500699 |
Clamping mechanical pipe coupling derived from a standard fitting |
Ronald R. Snyder, Sr., Lawrence W. Thau, Jr., Douglas R. Dole, Terrance M. Carom |
2009-03-10 |
| 7121593 |
Triple-expanded mechanical pipe coupling derived from a standard fitting |
Ronald R. Snyder, Sr., Lawrence W. Thau, Jr., Douglas R. Dole, Terrance M. Carom |
2006-10-17 |
| D524427 |
Pipe coupling |
Anthony J. Cuvo, Jianyong Sun |
2006-07-04 |
| D523123 |
Elbow coupling |
Anthony J. Cuvo, Jianyong Sun |
2006-06-13 |
| D517665 |
Pipe coupling |
Anthony J. Cuvo, Jianyong Sun |
2006-03-21 |
| D517666 |
Elbow coupling |
Anthony J. Cuvo, Jianyong Sun |
2006-03-21 |
| D517176 |
Tee coupling |
Anthony J. Cuvo, Jianyong Sun |
2006-03-14 |
| D516686 |
Tee coupling |
Anthony J. Cuvo, Jianyong Sun |
2006-03-07 |
| 6913292 |
Mechanical pipe coupling derived from a standard fitting |
Ronald R. Snyder, Sr., Lawrence W. Thau, Jr., Douglas R. Dole, Terrance M. Carom |
2005-07-05 |
| D495404 |
Pipe coupling |
Douglas R. Dole, Lawrence W. Thau, Jr., Ronald R. Snyder, Sr. |
2004-08-31 |
| D493512 |
Pipe coupling |
Douglas R. Dole, Lawrence W. Thau, Jr., Ronald R. Snyder, Sr. |
2004-07-27 |
| D493214 |
Pipe coupling |
Ronald R. Snyder, Sr., Lawrence W. Thau, Jr., Douglas R. Dole |
2004-07-20 |
| D483441 |
Pipe coupling |
Douglas R. Dole, Lawrence W. Thau, Jr., Ronald R. Snyder, Sr. |
2003-12-09 |
| D483094 |
Pipe coupling |
Douglas R. Dole, Lawrence W. Thau, Jr., Ronald R. Snyder, Sr. |
2003-12-02 |
| D483095 |
Pipe coupling |
Ronald R. Snyder, Sr., Lawrence W. Thau, Jr., Douglas R. Dole |
2003-12-02 |
| D482103 |
Elbow coupling |
Ronald R. Snyder, Sr., Lawrence W. Thau, Jr., Douglas R. Dole |
2003-11-11 |
| D481447 |
Elbow coupling |
Douglas R. Dole, Lawrence W. Thau, Jr., Ronald R. Snyder, Sr. |
2003-10-28 |
| D481110 |
Tee coupling |
Ronald R. Snyder, Sr., Lawrence W. Thau, Jr., Douglas R. Dole |
2003-10-21 |
| D481109 |
Tee coupling |
Douglas R. Dole, Lawrence W. Thau, Jr., Ronald R. Snyder, Sr. |
2003-10-21 |
| D480786 |
Tee coupling |
Douglas R. Dole, Lawrence W. Thau, Jr., Ronald R. Snyder, Sr. |
2003-10-14 |
| D480787 |
Elbow coupling |
Douglas R. Dole, Lawrence W. Thau, Jr., Ronald R. Snyder, Sr. |
2003-10-14 |
| 6499771 |
Mechanical pipe coupling with toothed retainer |
Ronald R. Snyder, Sr., Lawrence W. Thau, Jr., Douglas R. Dole |
2002-12-31 |