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Purolator Technologies Inc
Purolator
Active Patents
0
Total Holdings
4
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US4235233A
Bag for collecting, storing and administering including fil…
Expired / Lapsed
1979-03-14
1980-11-25
9
Details
US4046696A
Extracorporeal circuit blood filter
Expired / Lapsed
1975-09-23
1977-09-06
2
Details
US4038194A
Blood filter unit
Expired / Lapsed
1976-01-06
1977-07-26
8
Details
US3939078A
Extracorporeal filter
Expired / Lapsed
1974-04-19
1976-02-17
3
Details