FAMILY OWNED AND OPERATED SINCE 1951

PATENTS

Our pioneering spirit is best demonstrated by our research and development team’s long-term commitment to continuous innovation. This mindset dates back to our founder’s invention of the first Integrated Vibratory Motor and Sandwich Screen® Technology. Our quest to perpetually reinvent ourselves is exemplified by our ever-growing portfolio of U.S. and foreign patents.

 

The most up to date patent information for Derrick® equipment.

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  2. Patent information with appear for selected product.
Patents Revised

Dual Pool 616/618

(DZ): 6738 (AU): 2008229266 (CN): ZL200880015015.8 (CA): 2681494 (TW): I532539, I438037 (TZ): TZ/P/14/00382 (SA): 08290151 (HK): HK1171204B (NG): NG/C/2009/531 (EA): 21790 (MY): MY-145727-A (ID): ID P0029806 (US): 9370797, 7578394, 9370798
(CA): 2767819 (NG): NG/C/2012/105 (CN): ZL201080031954.9 (AU): 2014215959 (US): 8443984, 8910796
(CA): 2451688 (CN): 2814770.7 (CL): 49.199 (EPO): 1417742 (TR): TR 2010 03452 T4 (IT): 1339645 (SE): 2744851.3 (US): 6580189
(CN): ZL200480042547.2 (EPO): 1730832 (TR): TR 2013 01003 T4 (US): 6856058
(US): 7168569 (CA): 2519546 (EPO): 1613834 (DK): 1613834 (IT): 1613834 (GB): 1613834

Dual Pool 626/628

(DZ): 6738 (AU): 2008229266 (CA): ZL200880015015.8 (CA): 2681494 (TW): I532539, I438037 (TZ): TZ/P/14/00382 (SA): 08 29 0151 (HK): HK1171204B (NG): NG/C/2009/531 (EA): 21790 (MY): MY-145727-A (ID): ID P0029806 (US): 9370797, 7578394, 9370798
(AU): 2008228906 (SA): 4007 (CA): 2681366 (CN): ZL200880015111.2 (RU): 2456097 (TW): I440511 (CN): ZL201310454724.9 (US): 8439203
(CA): 2767819 (NG): NG/C/2012/105 (CN): ZL201080031954.9 (AU): 2014215959 (US): 8443984, 8910796
(CA): 2451688 (CN): 2814770.7 (CL): 49.199 (EPO): 1417742 (TR): TR 2010 03452 T4 (IT): 1339645 (SE): 2744851.3 (US): 6580189
(CN): ZL200480042547.2 (EPO): 1730832 (TR): TR 2013 01003 T4 (US): 6856058
(US): 7168569 (CA): 2519546 (EPO): 1613834 (DK): 1613834 (IT): 1613834 (GB): 1613834

Hyperpool

(CA): 2767819 (NG): NG/C/2012/105 (CN): ZL201080031954.9 (AU): 2014215959 (US): 8443984, 8910796
(TZ): TZ/P/14/00381 (CA): 2681494 (CN): 5015.8 (MY): MY-145727-A (AU): 2008229266 (DZ): 6738 (NE): NG/C/2009/531 (ID): ID P0029806 (EAPO): 21790 (TW): I532539, I438037 (SA): 08 29 0151 (HK): HK1171204B (US): 9370798, 9199279, 9027760, 9370797, 7578394, 8910796, 8443984
(CA): 2451688 (CN): 2814770.7 (CL): 49.199 (EPO): 1417742 (TR): TR 2010 03452 T4 (IT): 1339645 (SE): 2744851.3 (US): 6580189
(CN): ZL200480042547.2 (EPO): 1730832 (TR): TR 2013 01003 T4 (US): 6856058
(US): 7168569 (CA): 2519546 (EPO): 1613834 (DK): 1613834 (IT): 1613834 (GB): 1613834

Flo-Line Cleaner 2000

(CA): 2451688 (CN): 2814770.7 (CL): 49.199 (EPO): 1417742 (TR): TR 2010 03452 T4 (IT): 1339645 (SW): 2744851.3 (US): 6580189
(CN): ZL200480042547.2 (EPO): 1730832 (TR): TR 2013 01003 T4 (US): 6856058
(US): 7168569 (CA): 2519546 (EPO): 1613834 (DK): 1613834 (IT): 1613834 (GB): 1613834

HI-CAP/W56 Linear Motion Machine

(US): 7168569 (CA): 2519546 (EPO): 1613834 (DK): 1613834 (IT): 1613834 (GB): 1613834

Fluid Cleaner 313

(CA): 2451688 (CN): 2814770.7 (CL): 49.199 (EPO): 1417742 (TR): TR 2010 03452 T4 (IT): 1339645 (SW): 2744851.3 (US): 6580189
(CA): 2379469 (US): 6827223, 7253545
(CN): ZL200480042547.2 (EPO): 1730832 (TR): TR 2013 01003 T4 (US): 6856058
(US): 7168569 (CA): 2519546 (EPO): 1613834 (DK): 1613834 (IT): 1613834 (GB): 1613834

Flo-Line Cleaner 500

(CA): 2451688 (CN): 2814770.7 (CL): 49.199 (EPO): 1417742 (TR): TR 2010 03452 T4 (IT): 1339645 (SW): 2744851.3 (US): 6580189
(CN): ZL200480042547.2 (EPO): 1730832 (TR): TR 2013 01003 T4 (US): 6856058
(US): 7168569 (CA): 2519546 (EPO): 1613834 (DK): 1613834 (IT): 1613834 (GB): 1613834
(US): 6669027
(US): 7228971, 6669027

Multi-Deck Dry Sizer

(CA): 2451688 (CN): 2814770.7 (CL): 49.199 (EPO): 1417742 (TR): TR 2010 03452 T4 (IT): 1339645 (SW): 2744851.3 (US): 6580189
(CN): ZL200480042547.2 (EPO): 1730832 (TR): TR 2013 01003 T4 (US): 6856058

Polyweb (DU) Urethane Screens

(US): 8584866, 9375756, 9403192

Pyramid Screens

(US): 6669027
(US): 7578394, 8443984, 9370798, 8910796
(US): 7578394, 8443984, 9370798, 8910796

Perforated Wear Plate (PWP) Screens

(US): 7228971

Stack Sizer

(CA): 2451688 (CN): 2814770.7 (CL): 49.199 (EPO): 1417742 (TR): TR 2010 03452 T4 (IT): 1339645 (SW): 2744851.3 (US): 6580189
(BR): PI 0002758-8 : 2000-1303 (US): 6820748, 6431366
(CN): ZL200480042547.2 (EPO): 1730832 (TR): TR 2013 01003 T4 (US): 6856058

Urethane Screens

(US): 8584866, 9375756, 9403192, 9403192, 9010539, 9403192, 9375756 (AU): 2014238144 (NZ): 712824

Synthetic Screens (STG)

(US): 7578394, 8443984, 9370798, 9056335, 9144825, 9346081, 8910796, 9409209
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