Individual holder
GROSCH GOTTLIEB W
5 granted patents·38 citations·filing 1974–1978
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0156US4070832AConcrete well casing with cable hooks embedded thereinGROSCH GOTTLIEB W·Filed 1976·Granted Jan 31, 1978·10 cites·3 claims
- 0251US4241789AConcrete wall casing with centralizers embedded thereinGROSCH GOTTLIEB W·Filed 1978·Granted Dec 30, 1980·19 cites·3 claims
- 0345US3957409AMeans for creating perforated concrete casingGROSCH GOTTLIEB W·Filed 1974·Granted May 18, 1976·8 cites·7 claims
- 0426US4039608AMethod and means for creating perforated concrete casingGROSCH GOTTLIEB W·Filed 1975·Granted Aug 2, 1977·1 cites·4 claims
- 0524US4020541AHead shaft breaking toolGROSCH GOTTLIEB W·Filed 1976·Granted May 3, 1977·0 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →