Inventor

Janah C. Szewczyk

Inventor

Philadelphia, PA, US

Overview

9→

Patents

2012–2019

Patent span

Fixed constructions

Primary field (CPC E)

Patents· 9 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E04Bprimary

E04BGeneral building constructions23%

Y10TTechnical subjects covered by former us classification15%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form12%

D04HMaking textile fabrics, e.g. from fibres or filamentary material8%

E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates8%

B01FMixing, e.g. dissolving, emulsifying or dispersing4%

B05BSpraying apparatus4%

B05DProcesses for applying fluent materials to surfaces, in general4%

B29CShaping or joining of plastics4%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts4%

PatentTitleYear

10,202,758Method to reduce air infiltration through an insulated frame structure2019 9,925,753'Weather-resistive barriers from self collapsing polyurethane foams'2018 9,828,764Method to reduce air infiltration through an insulated frame structure2017 9,677,324'Method for sealing fenestration openings'2017 9,283,578'Dispensing device for both froth and non-froth coatings'2016 8,722,149'Opaque wet, see-through weather-resistive barriers and methods for making'2014 8,641,846'Method for sealing fenestration openings'2014 8,151,538'Weather resistive barrier for buildings'2012 8,112,966'Weather resistive barrier for buildings'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2019Patents assigned to ROHM & HAAS (9)· patent assignee history

2012Patents assigned to BOWE MICHAEL DAMIAN (2)· patent assignee history

2012Patents assigned to CRERAR IAIN (2)· patent assignee history

2012–2019Based in Philadelphia, PA, US· patent location history

2014–2019Patents assigned to DOW GLOBAL TECHNOLOGIES LLC (6)· patent assignee history

2014–2016Patents assigned to BOWE MICHAEL D (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ROHM & HAAS	9	2012–2019
DOW GLOBAL TECHNOLOGIES LLC	6	2014–2019
BOWE MICHAEL D	2	2014–2016
BOWE MICHAEL DAMIAN	2	2012
CRERAR IAIN	2	2012

Locations

Location	Patents	Span
Philadelphia, Pennsylvania, US	9	2012–2019