Inventor
Christopher J. Ball
Inventor
Cranberry Township, PA, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation41%
Y10TTechnical subjects covered by former us classification26%
E04BGeneral building constructions11%
E03DWater-closets or urinals with flushing devices7%
A01GHorticulture4%
H04NPictorial communication, e.g. television4%
LOC154%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
PatentTitleYear
10,112,128Apparatus for securing underdrain filter block201810,052,572Underdrain filter block20189,480,939'Underdrain and method for transferring forces and directing flow'20169,199,186'Underdrain flume plate'20159,138,665'Filter media retainer assembly'20159,072,990'Apparatus for securing underdrain filter block'20158,889,003'Underdrain filter block including a grout chamber'20148,871,093'Filter media retainer assembly'20148,657,122'Clog resistant media retainer assembly'2014D0687861'Filter media retainer'2013D0684597'Granular filter media retainer'20138,323,514'Method and system for cleaning filter media support structures'20126,108,970'Self-watering plant guard'20005,313,673'Electronic flush valve arrangement'19945,062,453'On demand sensor flush valve'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991Based in Erie, PA, US· patent location history
1994Based in Penn Hills Township, Allegheny County, PA, US· patent location history
2000Based in New South Wales, AU· patent location history
2012–2018Patents assigned to XYLEM WATER SOLUTIONS ZELIENOPLE LLC (12)· patent assignee history
2012–2015Patents assigned to BALL CHRISTOPHER J (9)· patent assignee history
2012–2015Patents assigned to BERKEBILE DEAN T (3)· patent assignee history
2012–2015Patents assigned to GEIBEL JOHN L (3)· patent assignee history
2012–2014Based in McDonald, PA, US· patent location history
2013–2018Based in Cranberry Township, PA, US· patent location history
2014–2015Patents assigned to BRUCE DANIEL E (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| XYLEM WATER SOLUTIONS ZELIENOPLE LLC | 12 | 2012–2018 |
| BALL CHRISTOPHER Jself | 9 | 2012–2015 |
| BERKEBILE DEAN T | 3 | 2012–2015 |
| BRUCE DANIEL E | 3 | 2014–2015 |
| GEIBEL JOHN L | 3 | 2012–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cranberry Township, Pennsylvania, US | 9 | 2013–2018 |
| McDonald, Pennsylvania, US | 3 | 2012–2014 |
| New South Wales, AU | 1 | 2000 |
| Penn Hills Township, Allegheny County, Pennsylvania, US | 1 | 1994 |
| Erie, Pennsylvania, US | 1 | 1991 |