Individual holder
SPENCER TREESA A
6 granted patents·639 citations·filing 1983–1990
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
6 records- 0189US4702738ADisposable hypodermic syringe and needle combination having retractable, accident preventing sheathSPENCER TREESA A·Filed 1986·Granted Oct 27, 1987·291 cites·8 claims
- 0288US4801295ADisposable hypodermic syringe and needle combination having retractable, accident preventing sheathSPENCER TREESA A·Filed 1987·Granted Jan 31, 1989·277 cites·10 claims
- 0384USD279417SInfectious waste container for use in hospitals and other health care facilitiesSPENCER TREESA A·Filed 1983·Granted Jun 25, 1985·21 cites·1 claims
- 0448US4907600ABlood collector cylinder with needle ejectorSPENCER TREESA A·Filed 1988·Granted Mar 13, 1990·45 cites·8 claims
- 0540USD284547SLockable holder for containersSPENCER TREESA A·Filed 1983·Granted Jul 8, 1986·2 cites·1 claims
- 0638USD327573SNeedle removerSPENCER TREESA A·Filed 1990·Granted Jul 7, 1992·3 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →