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Avis Lloyd McCrary — 33 Patents

PTPreferred Technology: 13 patents #2 of 12Top 20%

EAE.I. Du Pont De Nemours And: 11 patents #1,021 of 12,129Top 9%

MCMomentive Specialty Chemicals: 3 patents #5 of 61Top 9%

BCBorden Chemical: 2 patents #17 of 69Top 25%

HCHexion Specialty Chemicals: 2 patents #8 of 66Top 15%

HEHexion: 1 patents #58 of 129Top 45%

Conroe, TX: #20 of 788 inventorsTop 3%

Texas: #3,395 of 125,132 inventorsTop 3%

Overall (All Time): #105,480 of 4,157,543Top 3%

33 Patents All Time

Avis Lloyd McCrary has been granted 33 US patents while listed as an inventor at Preferred Technology. The first was granted in 1980 and the most recent in September 2023. Avis Lloyd McCrary ranks #105,480 of 4,157,543 US inventors in our database (top 2.5%). Patent records list Avis Lloyd McCrary in Conroe, TX, US.

Patents per Year

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
11760924	Proppant with enhanced interparticle bonding	Spyridon Monastiriotis, Robert Ray McDaniel, Ralph Edward Barthel	2023-09-19
11098242	Proppant with enhanced interparticle bonding	Spyridon Monastiriotis, Robert Ray McDaniel, Ralph Edward Barthel	2021-08-24
10544358	Coated and cured proppants	Robert Ray McDaniel, Spyridon Monastiriotis, Ralph Edward Barthel	2020-01-28
10208242	Proppant with polyurea-type coating	Robert Ray McDaniel, Ralph Edward Barthel, Spyridon Monastiriotis	2019-02-19
10100247	Proppant with enhanced interparticle bonding	Spyridon Monastiriotis, Robert Ray McDaniel, Ralph Edward Barthel	2018-10-16
10087360	Dual function proppants	Robert Ray McDaniel	2018-10-02
9725645	Proppant with composite coating	Spyridon Monastiriotis, Robert Ray McDaniel, Ralph Edward Barthel	2017-08-08
9624421	Dual function proppants	Robert Ray McDaniel	2017-04-18
9562187	Manufacture of polymer coated proppants	Robert Ray McDaniel	2017-02-07
9518214	Proppant with polyurea-type coating	Robert Ray McDaniel, Ralph Edward Barthel, Spyridon Monastiriotis	2016-12-13
9290690	Coated and cured proppants	Robert Ray McDaniel, Spyridon Monastiriotis, Ralph Edward Barthel	2016-03-22
9096790	Low temperature coated particles comprising a curable liquid and a reactive powder for use as proppants or in gravel packs, methods for making and using the same	Robert Ray McDaniel, John W. Green	2015-08-04
9040467	Coated and cured proppants	Robert Ray McDaniel	2015-05-26
8993489	Coated and cured proppants	Robert Ray McDaniel	2015-03-31
8763700	Dual function proppants	Robert Ray McDaniel	2014-07-01
8240383	Methods for making and using UV/EB cured precured particles for use as proppants	Liang Xu, John W. Green	2012-08-14
8227026	Particles for use as proppants or in gravel packs, methods for making and using the same	Robert Ray McDaniel, John W. Green, Liang Xu	2012-07-24
7919183	Particles for use as proppants or in gravel packs, methods for making and using the same	Robert Ray McDaniel	2011-04-05
7624802	Low temperature coated particles for use as proppants or in gravel packs, methods for making and using the same	Michael Anthony Barajas, Robert Ray McDaniel	2009-12-01
7270879	Particulate material containing thermoplastics and methods for making and using the same	—	2007-09-18
7153575	Particulate material having multiple curable coatings and methods for making and using same	Robert Anderson, Tom Diep	2006-12-26
6387501	Phenolic coated refractory aggregates	Jimmy Pingao Chen, Pitchaiya Chandramouli	2002-05-14
5418271	Coating composition comprising solids having reversible stress-induced fluidity	John L. Burba, III, Peter A. Doty, Christopher P. Christenson, Susan K. Falcone, Andrea Hazlitt +8 more	1995-05-23	$15,712,000
5151496	Substituted phenol-formaldehyde novolac resins containing reduced quantities of 2-functional components and epoxy novolac resins prepared therefrom	James L. Bertram, Louis L. Walker, Fermin M. Cortez	1992-09-29	$6,840,000
5106923	Substituted phenol-formaldehyde novolac resins containing reduced quantities of 2-functional components and epoxy novolac resins prepared therefrom	James L. Bertram, Louis L. Walker, Fermin M. Cortez	1992-04-21	$6,179,000