Individual holder
HARTKE DENNIS V
US·3 granted patents·90 citations·filing 1988–1991
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0161US4960254APortable holder to support a recapped container of effervescent liquidinan inverted position to retain the liquids freshnessHARTKE DENNIS V·Filed 1988·Granted Oct 2, 1990·36 cites·4 claims
- 0256US5065966APortable holder to support a recapped container of effervescent liquid in an inverted position to retain the liquid's freshnessHARTKE DENNIS V·Filed 1990·Granted Nov 19, 1991·29 cites·4 claims
- 0353US5149041APortable holder to support a recapped container of effervescent liquid in an inverted position to retain the liquids freshnessHARTKE DENNIS V·Filed 1991·Granted Sep 22, 1992·25 cites·6 claims
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