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USPTO Patent Rankings Data through Dec 31, 2025
JE

John M. Evans — 44 Patents

BPBeecham Group Plc: 33 patents #1 of 271Top 1%
SPSmithkline Beeacham P.L.C.: 7 patents #67 of 690Top 10%
SLSmithkline Beecham Limited: 1 patents #893 of 1,624Top 55%
Campobello, SC: #2 of 26 inventorsTop 8%
South Carolina: #143 of 15,501 inventorsTop 1%
Overall (All Time): #66,838 of 4,157,543Top 2%
44 Patents All Time
John M. Evans has been granted 44 US patents while listed as an inventor at Beecham Group Plc. The first was granted in 1981 and the most recent in July 2022. John M. Evans ranks #66,838 of 4,157,543 US inventors in our database (top 1.6%). Patent records list John M. Evans in Campobello, SC, US.

Issued Patents All Time

Showing 1–25 of 44 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11384530 Vault for active shooters and tornadoes James C. Brown, James R. Byrd, Jeffery L. Carson 2022-07-12
10738459 Vault for active shooters and tornadoes James C. Brown, James R. Byrd, Jeffery L. Carson 2020-08-11
D864418 Vault for active shooters and tornadoes James C. Brown, James R. Byrd, Jeffery L. Carson 2019-10-22
6492415 Use of benzopyranols to treat neurological disorders Andrew Parsons, Mervyn Thompson, Neil Upton 2002-12-10
6211211 Benzopyrans and their use as therapeutic agents Wai Ngor Chan, Mervyn Thompson 2001-04-03
5948811 Pharmaceutical composition containing bicyclic type compounds Wai Ngor Chan, Geoffrey Stemp, Neil Upton, Robert Nicholas Willette 1999-09-07 $15,641,000
5908860 Bicyclic compounds with pharmaceutical activity Mervyn Thompson, Neil Upton, Wai Ngor Chan, Kuok Keong Vong, Robert Nicholas Willette 1999-06-01 $62,896,000
5889044 Benzo- and pyridopyran derivatives having anxiolytic and anti-convulsant activity Mervyn Thompson, Neil Upton 1999-03-30 $18,951,000
5843989 C.sub.4 -amide substituted compounds and their use as therapeutic agents Antonio Kuok Keong Vong, Mervyn Thompson, Helen Kate Ann Morgan 1998-12-01 $123,925,000
5760074 Treatment Wai Ngor Chan, Helen Kate Ann Morgan, Mervyn Thompson 1998-06-02 $39,396,000
5624954 Benzo- and pyridopyran derivatives having anxiolytic and anti-convulsant activity Mervyn Thompson, Neil Upton 1997-04-29 $64,838,000
5254555 Amino pyrimidin-7-yl substituted benzopyrans for treatment of hypertension Geoffrey Stemp, Gordon Burrell 1993-10-19
5210234 Benzopyran intermediates Geoffrey Stemp, Frederick Cassidy 1993-05-11
5075460 Epoxybenzopyrans Geoffrey Stemp, Frederick Cassidy 1991-12-24
5032591 Pharmaceutical preparations Robin Buckingham 1991-07-16
4943582 Active compounds Geoffrey Stemp, Frederick Cassidy 1990-07-24
4904784 Active compounds Geoffrey Stemp, Frederick Cassidy 1990-02-27
4812459 Anti-hypertensive pyranopyridine compounds Geoffrey Stemp, Frederick Cassidy 1989-03-14 $451,000
4808619 Di/tetra-hydroquinolines Geoffrey Stemp, Charles D. Nicholson, Dieter Angersbach 1989-02-28 $344,000
4800212 Pyrrolidone-2 compounds and anti-hypertensive use thereof Geoffrey Stemp 1989-01-24 $440,000
4786639 Method for the treatment of reversible airways obstruction and asthma 1988-11-22 $326,000
4782083 3,4-dihydro-2H-1-benzopyrans useful as anti-hypertensive agents Frederick Cassidy, Geoffrey Stemp 1988-11-01 $1,062,000
4772603 Method for treating congestive heart failure, angina, occlusive peripheral vascular disease or cerebral vascular disease in mammals 1988-09-20 $1,013,000
4758677 Cyanobenzano [b] pyrans 1988-07-19 $1,153,000
4687779 Chromanol derivatives 1987-08-18 $1,075,000