Inventor

Olan Leitch

Inventor

Bakersfield, CA, US

Overview

2011–2021

Patent span

LOC

Primary field

Patents· 58 as inventor

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

LOC25primary

LOC2538%

E04DRoof coverings20%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form9%

Y10TTechnical subjects covered by former us classification9%

C09DCoating compositions, e.g. paints, varnishes or lacquers5%

B26DCutting3%

E04FFinishing work on buildings, e.g. stairs, floors3%

B05CApparatus for applying fluent materials to surfaces, in general2%

B26FPerforating2%

B05DProcesses for applying fluent materials to surfaces, in general1%

PatentTitleYear

11,008,254Building materials comprising agglomerated particles2021 11,002,015Roofing material2021 10,995,495Roofing material2021 10,835,916High speed sealant strip application2020 10,724,243Process for in-line extrusion of coating onto roofing shingles during manufacturing and roofing shingles made by the process2020 10,415,247Roofing material2019 D0857932Single-layer shingle2019 D0857931Multi-layer shingle2019 D0856539Shingle2019 10,180,001Roofing shingle system and shingles for use therein2019 D0829935Shingle2018 9,845,602Roofing material2017 D0805221'Shingle'2017 D0804687'Shingle'2017 D0799721'Shingle'2017 9,752,324'Roofing shingle system and shingles for use therein'2017 9,739,062'Roofing shingle system and shingles for use therein'2017 D0793584'Multi-layer shingle'2017 D0793583'Single-layer shingle'2017 D0776303'Shingle'2017 D0769472'Shingle'2016 D0767172'Shingle'2016 D0766467'Shingle'2016 D0766468'Shingle'2016 D0766466'Shingle'2016 D0766469'Shingle'2016 D0765888'Shingle'2016 D0765887'Shingle'2016 D0765885'Shingle'2016 D0765886'Shingle'2016 D0765274'Shingle'2016 D0765273'Shingle'2016 D0764076'Shingle'2016 9,416,539'Roofing shingle system and shingles for use therein'2016 D0763471'Shingle'2016 D0763468'Shingle'2016 D0763470'Shingle'2016 9,410,323'Roofing shingle system and shingles for use therein'2016 D0762880'Shingle'2016 D0762879'Shingle'2016 D0762881'Shingle'2016 9,404,260'Roofing shingle system and shingles for use therein'2016 9,399,871'Roofing shingle system and shingles for use therein'2016 9,399,870'Roofing shingle system and shingles for use therein'2016 D0747501'Shingle'2016 D0747007'Shingle'2016 9,140,012'Roofing shingle system and shingles for use therein'2015 9,010,058'Shingle with transition device for impact resistance'2015 8,978,332'Roofing shingle system and shingles for use therein'2015 8,381,489'Method for cutting roofing shingles'2013 D0670825'Shingle'2012 D0670827'Shingle'2012 D0670826'Shingle'2012 D0670407'Shingle'2012 D0670409'Shingle'2012 D0670408'Shingle'2012 8,197,893'Colored metal flake surfaced roofing materials'2012 7,861,631'System and method for cutting roofing shingles'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2013Patents assigned to ELK PREMIUM BUILDING PROD INC (2)· patent assignee history

2011–2021Based in Bakersfield, CA, US· patent location history

2012–2017Patents assigned to BUILDING MATERIALS INVEST CORP (42)· patent assignee history

2012–2015Patents assigned to LEITCH OLAN (8)· patent assignee history

2012–2013Patents assigned to FRESHWATER JOHN G (2)· patent assignee history

2015Based in Bakerfield, CA, US· patent location history

2016Based in Bakesfield, CA, US· patent location history

2017–2021Patents assigned to BUILDING MAT INVESTMENT CORP (13)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BUILDING MATERIALS INVEST CORP	42	2012–2017
BUILDING MAT INVESTMENT CORP	13	2017–2021
LEITCH OLANself	8	2012–2015
ELK PREMIUM BUILDING PROD INC	2	2011–2013
FRESHWATER JOHN G	2	2012–2013

Locations

Location	Patents	Span
Bakersfield, California, US	56	2011–2021
Bakesfield, California, US	1	2016
Bakerfield, California, US	1	2015