Assignee
DRAIN ALL INC
US·6 granted patents·130 citations·filing 1981–1998
Top patents by PatentIndex Score
6 records- 0169US4574829AAutomatic drain valveDRAIN ALL INC·Filed 1984·Granted Mar 11, 1986·26 cites·9 claims
- 0267US4779640AAutomatic drain valveDRAIN ALL INC·Filed 1987·Granted Oct 25, 1988·28 cites·7 claims
- 0358US5983919AAutomatic drain valveDRAIN ALL INC·Filed 1998·Granted Nov 16, 1999·29 cites·18 claims
- 0452US4444217AAutomatic drain trapDRAIN ALL INC·Filed 1981·Granted Apr 24, 1984·15 cites·13 claims
- 0550US5004004AAutomatic drain valveDRAIN ALL INC·Filed 1990·Granted Apr 2, 1991·17 cites·3 claims
- 0649US5014735AAutomatic drain valveDRAIN ALL INC·Filed 1990·Granted May 14, 1991·15 cites·5 claims
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