Andrew Demko

Person

Wampum, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Axe head attachment
- Patent number 11,612,995
- Issue date Mar 28, 2023
- Good Sportsman Marketing, L.L.C.
- Andrew Demko
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Polymer Balisong knife and latch for a Balisong knife
- Patent number 11,465,300
- Issue date Oct 11, 2022
- Good Sportsman Marketing, L.L.C.
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Knife with interchangeable blade
- Patent number 11,305,440
- Issue date Apr 19, 2022
- Good Sportsman Marketing, L.L.C.
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Locking device for a folding knife
- Patent number 11,020,863
- Issue date Jun 1, 2021
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Folding knife with blade lock
- Patent number 10,870,209
- Issue date Dec 22, 2020
- Cold Steel, Inc.
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Arm blade engagement lock for folding knife
- Patent number 10,632,632
- Issue date Apr 28, 2020
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Folding knife blade with engagement ring
- Patent number D816457
- Issue date May 1, 2018
- Cold Steel
- Andrew Demko
- D08 - Tools and hardware
Information Patent Grant
Dual arm blade engagement lock for folding knife
- Patent number 9,950,433
- Issue date Apr 24, 2018
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Dual handle safety folding knife
- Patent number RE43908
- Issue date Jan 8, 2013
- Cold Steel
- Andrew Demko
- 030 - Cutlery
Information Patent Grant
Implement scabbard
- Patent number 8,196,788
- Issue date Jun 12, 2012
- Cold Steel
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Stun projectile for a blow gun
- Patent number 8,123,637
- Issue date Feb 28, 2012
- Cold Steel
- Andrew Demko
- F42 - AMMUNITION BLASTING
Information Patent Grant
Multiple dart blow gun projectile holder
- Patent number 8,096,292
- Issue date Jan 17, 2012
- Cold Steel
- Andrew Demko
- F42 - AMMUNITION BLASTING
Information Patent Grant
Folding knife lock
- Patent number 7,941,927
- Issue date May 17, 2011
- Cold Steel
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Dual handle safety folding knife
- Patent number 7,676,930
- Issue date Mar 16, 2010
- Cold Steel
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Locking device for a folding knife
- Patent number 7,469,476
- Issue date Dec 30, 2008
- Cold Steel
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Self opening folding knife
- Patent number 7,036,229
- Issue date May 2, 2006
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING

Patents Applicationslast 30 patents

Information Patent Application
FIXED BLADE KNIFE SHEATH ASSEMBLY
- Publication number 20230278247
- Publication date Sep 7, 2023
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
Knife With Interchangeable Blade
- Publication number 20210197411
- Publication date Jul 1, 2021
- Cold Steel, Inc.
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
Axe Head Attachment
- Publication number 20210197359
- Publication date Jul 1, 2021
- Cold Steel, Inc.
- Andrew Demko
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Polymer Balisong Knife and Latch for a Balisong Knife
- Publication number 20210154867
- Publication date May 27, 2021
- Cold Steel, Inc.
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
FOLDING KNIFE
- Publication number 20200230830
- Publication date Jul 23, 2020
- Cold Steel, Inc.
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
FOLDING KNIFE
- Publication number 20200230831
- Publication date Jul 23, 2020
- Cold Steel, Inc.
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
DUAL ARM BLADE ENGAGEMENT LOCK FOR FOLDING KNIFE
- Publication number 20160279810
- Publication date Sep 29, 2016
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
SPRING ASSIST FOLDING KNIFE
- Publication number 20150266188
- Publication date Sep 24, 2015
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
Locking device for a folding knife
- Publication number 20080040931
- Publication date Feb 21, 2008
- Andrew Demko
- B26 - HAND CUTTING TOOLS CUTTING SEVERING

Andrew Demko

Person

Patents Grantslast 30 patents

Axe head attachment

Polymer Balisong knife and latch for a Balisong knife

Knife with interchangeable blade

Locking device for a folding knife

Folding knife with blade lock

Arm blade engagement lock for folding knife

Folding knife blade with engagement ring

Dual arm blade engagement lock for folding knife

Dual handle safety folding knife

Implement scabbard

Stun projectile for a blow gun

Multiple dart blow gun projectile holder

Folding knife lock

Dual handle safety folding knife

Locking device for a folding knife

Self opening folding knife

Patents Applicationslast 30 patents

FIXED BLADE KNIFE SHEATH ASSEMBLY

Knife With Interchangeable Blade

Axe Head Attachment

Polymer Balisong Knife and Latch for a Balisong Knife

FOLDING KNIFE

FOLDING KNIFE

DUAL ARM BLADE ENGAGEMENT LOCK FOR FOLDING KNIFE

SPRING ASSIST FOLDING KNIFE

Locking device for a folding knife