John Lee Mckernan

US Patent:

D3184110, Jul 23, 1991

Filed:

Oct 19, 1988

Appl. No.:

7/259613

Inventors:

John L. McKernan - Boston MA

US Classification:

D 8346

US Patent:

D3175561, Jun 18, 1991

Filed:

Oct 19, 1988

Appl. No.:

7/259695

Inventors:

John L. McKernan - Boston MA

US Classification:

D 8346

US Patent:

53163532, May 31, 1994

Filed:

Oct 24, 1991

Appl. No.:

7/782974

Inventors:

John L. McKernan - Boston MA

International Classification:

E05B 900

US Classification:

292337

Abstract:

A structure is provided to prevent access to the latch pin of a dead bolt or latch lock. For dead bolts, a sleeve is provided which is received over the bolt frame in which the latch pin reciprocates. The sleeve is secured to the frame in such a manner that the latch pin cannot be accessed without removing the sleeve. For latch locks, a sleeve is provided with an extending tongue, which tongue covers the ears of the latch pin and denies access to the ears.

US Patent:

20210252488, Aug 19, 2021

Filed:

Feb 18, 2020

Appl. No.:

16/793538

Inventors:

- Washington DC, US
John MCKERNAN - Cincinnati OH, US
Slawomir LOMNICKI - Baton Rouge LA, US

International Classification:

B01J 23/89
B01J 21/18
B01J 35/10
B01J 37/02
B01J 37/14
B01J 37/18
C02F 1/72

Abstract:

Catalyst materials comprising iron and palladium are described. Also described are methods for preparing such materials. In addition, methods for remediating materials such as sediments and groundwater using the catalyst materials are described.