Inventor
Steven R. Pearl
Inventor
Nashua, NH, US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation56%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application6%
Y02ATechnologies for adaptation to climate change6%
PatentTitleYear
9,795,921'Fluid treatment assemblies, manifolds for fluid treatment assemblies, and methods for treating fluids'20177,918,999'Filtration assemblies, filtration manifolds, filtration units, and methods of channeling permeate'20116,824,679'Hollow fiber separation module and methods for manufacturing same'20046,709,598'Membrane filtration device'20046,524,513'Process for forming a membrane filtration apparatus'20036,131,649'Heat exchange apparatus'20005,922,200'Membrane filtration apparatus for dead end filtration'19995,862,856'Heat exchange apparatus'19995,824,217'Membrane filtration apparatus'19985,599,447'Manifold apparatus for tangential flow filtration apparatus'19975,128,037'Spiral wound filtration membrane cartridge'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2004Patents assigned to MILLIPORE CORP (6)· patent assignee history
1992–2004Based in Nashua, NH, US· patent location history
1997Patents assigned to MILLIPORE INVEST HOLDINGS (1)· patent assignee history
2004–2017Based in Hollis, NH, US· patent location history
2011–2017Patents assigned to PALL CORP (2)· patent assignee history
2017Patents assigned to MESSIER SYLVIA (1)· patent assignee history
2017Patents assigned to PEARL STEVEN (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MILLIPORE CORP | 6 | 1992–2004 |
| PALL CORP | 2 | 2011–2017 |
| MESSIER SYLVIA | 1 | 2017 |
| MILLIPORE INVEST HOLDINGS | 1 | 1997 |
| PEARL STEVENself | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nashua, NH, US | 8 | 1992–2004 |
| Hollis, NH, US | 3 | 2004–2017 |