Assignee
ALLEGHENY PLASTICS
US·3 granted patents·25 citations·filing 1978–1995
Top patents by PatentIndex Score
3 records- 0152US5566694AContinuous pickling tank with expandable sealsALLEGHENY PLASTICS·Filed 1995·Granted Oct 22, 1996·18 cites·19 claims
- 0220US5195547APressurized weir for a fumeless pickling or cleaning systemALLEGHENY PLASTICS·Filed 1991·Granted Mar 23, 1993·3 cites·11 claims
- 0320US4172179AFlame retardant plastic laminateALLEGHENY PLASTICS·Filed 1978·Granted Oct 23, 1979·4 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when ALLEGHENY PLASTICS files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →