Assignee
PRATT DAVID W
5 granted patents·14 citations·filing 1980–2005
Technology mixG01N4
Top patents by PatentIndex Score
5 records- 0172US6979033B2Dual function bailerPRATT DAVID W·Filed 2005·Granted Dec 27, 2005·3 cites·5 claims
- 0265US6989092B1Bailer having built-in filterPRATT DAVID W·Filed 2003·Granted Jan 24, 2006·6 cites·15 claims
- 0360US7255380B1Bottom-emptying device for tapered bailerPRATT DAVID W·Filed 2003·Granted Aug 14, 2007·3 cites·9 claims
- 0455US6966587B1Self-emptying bailerPRATT DAVID W·Filed 2004·Granted Nov 22, 2005·1 cites·2 claims
- 0535USD267583SFireplace insertPRATT DAVID W·Filed 1980·Granted Jan 11, 1983·1 cites·1 claims
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