| Patent |
Priority |
Assignee |
Title |
| 10737951, |
Mar 18 2016 |
HAYWARD INDUSTRIES, INC |
Chemical monitoring devices and methods |
| 10889510, |
Mar 21 2017 |
HAYWARD INDUSTRIES, INC |
Systems and methods for sanitizing pool and spa water |
| 10934184, |
Mar 21 2017 |
HAYWARD INDUSTRIES, INC |
Systems and methods for sanitizing pool and spa water |
| 11097958, |
Mar 18 2016 |
HAYWARD INDUSTRIES, INC |
Chemical monitoring devices and methods |
| 11521475, |
Aug 31 2015 |
|
System for and method remotely monitoring chemistry of recreational water facilities |
| 11754545, |
Feb 26 2019 |
PENTAIR WATER POOL & SPA, INC |
Water quality monitor system and method |
| 4450613, |
Jan 21 1982 |
CEDAR INVESTMENTS, INC |
Method of manufacturing acute angled vessel connector |
| 7681436, |
Jun 22 2005 |
Hitek Aqua Systems, LLC |
In-situ water analysis method and system |
| 7752893, |
Jun 22 2005 |
PENTAIR WATER POOL & SPA, INC |
In-situ analysis method and system |
| 8459100, |
Jun 22 2005 |
PENTAIR WATER POOL & SPA, INC |
In-situ water analysis method and system |
| 9394184, |
Apr 30 2008 |
HITEK AQUA SYSTEMS |
System for and method of regulating calcium hardness for a body of water |
| D262397, |
Jul 26 1979 |
SPECIALTY PIPING COMPONENTS, INC |
Welding outlet |
| D282961, |
Jun 22 1983 |
SPECIALTY PIPING COMPONENTS, INC |
Welding outlet |
| D287264, |
Apr 25 1983 |
|
Side door casing spool for an oilwell casing |
| D293710, |
Feb 19 1985 |
SPECIALTY PIPING COMPONENTS, INC |
Welding outlet |
| D296580, |
Mar 30 1985 |
Promat Engineering Services Limited |
Welding connector for a conduit |
| D310868, |
May 21 1987 |
|
Weld flange |
| D332653, |
Jun 12 1990 |
CEDAR INVESTMENTS, INC |
Welding outlet |
| D337153, |
Oct 17 1983 |
Alpha Process Controls (International) Limited |
Break-away coupling |
| D340933, |
Jan 17 1991 |
Husqvarna Forest & Garden AB |
Inlet manifold |
| D342957, |
Aug 07 1991 |
GEORGE, THOMAS F AS CUSTODIAN FOR GABRIELLE |
Rotating dryer siphon |
| D364449, |
Sep 28 1994 |
CEDAR INVESTMENTS, INC |
Welding outlet |
| D381753, |
Nov 15 1995 |
CEDAR INVESTMENTS, INC |
Flanged nipple |
| D383053, |
Feb 09 1994 |
CEDAR INVESTMENTS, INC |
Tapered socket welded coupling |
| D383378, |
Feb 09 1994 |
CEDAR INVESTMENTS, INC |
Tapered threaded coupling |
| D596271, |
Jul 23 2007 |
HITEK AQUA SYSTEMS |
Floating housing |
| D637698, |
May 19 2009 |
QUALITY MACHINE OF IOWA ACQUISITION, INC |
Anti-syphon device |
| D837346, |
Nov 23 2015 |
JUNG WOO METAL IND. CO., LTD. |
Pipe connector |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Sep 01 1977 | | WFI International, Inc. | (assignment on the face of the patent) | | / |
| Mar 01 1991 | WFI INTERNATIONAL, INC F K A WFI HOLDING CORPORATION, A CORPORATION OF TEXAS | WHIRPOOL FINANCIAL CORPORATION | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 005709 | /0703 |
pdf |
| Mar 31 1994 | SPECIALTY PIPING COMPONENTS, INC | HELLER FINANCIAL, INC | CONTINUING SECURITY INTEREST AND CONDITIONAL ASSIGNMENT OF PATENTS, TRADEMARKS, COPYRIGHTS AND LICENSES | 006957 | /0267 |
pdf |
| Sep 07 1994 | WHIRLPOOL FINANCIAL CORPORATION | WFI INTERNATIONAL, INC | TERMINATION OF A SECURITY INTEREST IN SPECIFIC PATENTS AND TRADEMARKS | 007170 | /0181 |
pdf |
| Nov 06 1996 | SPECIALTY PIPING COMPONENTS, INC D B A WFI INTERNATIONAL, INC , COFFER CORPORATION AND COFFER FLANGE | AMERICAN NATIONAL BANK AND TRUST COMPANY OF CHICAGO | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 008222 | /0623 |
pdf |
| Nov 06 1996 | HELLER FINANCIAL, INC | SPECIALTY PIPING COMPONENTS, INC | RELEASE AND REASSIGNMENT | 008222 | /0644 |
pdf |
| Jun 27 1998 | SPECIALTY PIPING COMPONENTS, INC | Bankers Trust Company | ASSIGNMENT OF SECURITY INTEREST | 009350 | /0914 |
pdf |
| Jun 29 1998 | AMERICAN NATIONAL BANK AND TRUST COMPANY OF CHICAGO | SPECIALTY PIPING COMPONENTS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009350 | /0906 |
pdf |