Inventor · disambiguated record
Deborah L. Purnell
Also filed as: PURNELL DEBORAH L
9 granted patents·223 citations·filing 1984–1994
90Inventor score
Files withBETZ LABORATORIES9
Top patents by PatentIndex Score
9 records- 0190US5451431AComposition and process for treating metal surfacesBETZ LABORATORIES·Filed 1994·Granted Sep 19, 1995·61 cites·12 claims
- 0286US5389405AComposition and process for treating metal surfacesBETZ LABORATORIES·Filed 1993·Granted Feb 14, 1995·46 cites·20 claims
- 0383US4564464AHectorite based paint spray booth detackifying slurries and methods of use thereofBETZ LABORATORIES·Filed 1984·Granted Jan 14, 1986·44 cites·3 claims
- 0477US4853132APaint spray booth treatmentBETZ LABORATORIES·Filed 1988·Granted Aug 1, 1989·31 cites·8 claims
- 0558US5147557APaint spray booth treatment program for water base and water base and water base blended with oil base paintsBETZ LABORATORIES·Filed 1991·Granted Sep 15, 1992·20 cites·3 claims
- 0640US5147558AOne drum activator catalyzed paint detackification programBETZ LABORATORIES·Filed 1991·Granted Sep 15, 1992·11 cites·4 claims
- 0734US5385676AWater soluble graft copolymers for paint spray booth sludge dewateringBETZ LABORATORIES·Filed 1993·Granted Jan 31, 1995·2 cites·14 claims
- 0831US5169539AOrganofunctional silane paint coagulants and detackifiersBETZ LABORATORIES·Filed 1992·Granted Dec 8, 1992·6 cites·6 claims
- 0918US5250190AOn-line blending method for activator catalyzed paint detackification programBETZ LABORATORIES·Filed 1992·Granted Oct 5, 1993·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →