Inventor
Casimir Paul Weaver
Inventor
Northport, AL, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E04Dprimary
E04DRoof coverings33%
Y10TTechnical subjects covered by former us classification20%
B29CShaping or joining of plastics13%
B29LIndexing scheme associated with subclass b29c, relating to particular articles13%
B01DSeparation7%
B03CMagnetic or electrostatic separation of solid materials from solid materials or fluids7%
A01NPreservation of bodies of humans or animals or plants or parts thereof3%
C09DCoating compositions, e.g. paints, varnishes or lacquers3%
PatentTitleYear
9,279,255'Light weight shingle'20168,316,608'Enhanced multi-layered shingle'20128,127,514'Enhanced multi-layered shingle'20128,006,457'Enhanced multi-layered shingle'20117,833,371'Enhanced multi-layered shingle'20106,585,813'Surface covering building materials resistant to microbial growth staining'20036,199,338'Universal starter shingle'20015,666,776'Laminated roofing shingle'19975,611,186'Laminated roofing shingle'19975,369,929'Laminated roofing shingle'1994D0344144'Laminated shingle'19944,164,460'System for the dielectrophoretic separation of particulate and granular materials'19794,100,068'System for the dielectrophoretic separation of particulate and granular material'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1979Based in Tuscaloosa, AL, US· patent location history
1994–2001Patents assigned to ELK CORP DALLAS (5)· patent assignee history
1994–2016Based in Northport, AL, US· patent location history
2003–2012Patents assigned to ELK PREMIUM BUILDING PROD INC (3)· patent assignee history
2011–2016Patents assigned to BUILDING MATERIALS INVEST CORP (3)· patent assignee history
2012Patents assigned to BARTOLIC FRANK M (2)· patent assignee history
2012Patents assigned to BINKLEY JESSE A (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ELK CORP DALLAS | 5 | 1994–2001 |
| BUILDING MATERIALS INVEST CORP | 3 | 2011–2016 |
| ELK PREMIUM BUILDING PROD INC | 3 | 2003–2012 |
| BARTOLIC FRANK M | 2 | 2012 |
| BINKLEY JESSE A | 2 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Northport, AL, US | 11 | 1994–2016 |
| Tuscaloosa, AL, US | 2 | 1978–1979 |