Worwag; Peter
Patent Applications and Registrations
Patent applications and USPTO patent grants for Worwag; Peter.The latest application filed is for "vacuum cleaning tool and method for its operation".
- Worwag; Peter - Staad CH
- Worwag; Peter - Romanshorn CH
| Patent | Date |
|---|---|
| Vacuum cleaning tool and method for its operation Grant 7,941,893 - Worwag May 17, 2 | 2011-05-17 |
| Vacuum Cleaning Tool and Method for Its Operation App 20080053479 - Worwag; Peter | 2008-03-06 |
| Vacuum cleaning tool having an exchangeable attachment Grant 7,316,050 - Worwag January 8, 2 | 2008-01-08 |
| Vacuum cleaning tool having an air turbine with stabilizing air stream Grant 7,246,410 - Worwag July 24, 2 | 2007-07-24 |
| Cleaning tool with rotatably driven working tool Grant 7,246,408 - Worwag July 24, 2 | 2007-07-24 |
| Wheel for a Floor Surface App 20070056667 - Worwag; Peter | 2007-03-15 |
| Vacuum Cleaning Tool, Especially Hand-Held Nozzle, for a Vacuum Cleaner App 20060179606 - Worwag; Peter | 2006-08-17 |
| Vacuum cleaner head with light Grant D524,002 - Worwag June 27, 2 | 2006-06-27 |
| Cleaning Tool for Floor Surfaces Having an Illumination Element for a Working Area App 20050115014 - Worwag, Peter | 2005-06-02 |
| Vacuum cleaning tool with rotating brush roller Grant 6,813,809 - Worwag November 9, 2 | 2004-11-09 |
| Vacuum Cleaning Tool Having An Air Turbine with Stabilizing Air Stream App 20040123417 - Worwag, Peter | 2004-07-01 |
| Cleaning Tool with Rotatably Driven Working Tool App 20040103497 - Worwag, Peter | 2004-06-03 |
| Vacuum Cleaning Tool Having an Exchangeable Attachment App 20040103496 - Worwag, Peter | 2004-06-03 |
| Vacuum cleaning tool with direct flow turbine Grant 6,615,445 - Worwag September 9, 2 | 2003-09-09 |
| Vacuum cleaning tool with exchangeable vacuum shoes Grant 6,550,099 - Worwag April 22, 2 | 2003-04-22 |
| Cleaning device for smooth floor surfaces App 20020124334 - Worwag, Peter | 2002-09-12 |
| Vacuum cleaning tool with rotating brush roller App 20020120999 - Worwag, Peter | 2002-09-05 |
| Vacuum cleaning tool Grant D457,696 - Worwag May 21, 2 | 2002-05-21 |
| Vacuum cleaning tool with direct flow turbine App 20020042967 - Worwag, Peter | 2002-04-18 |
| Vacuum cleaning tool with an outlet ramp App 20020042968 - Worwag, Peter | 2002-04-18 |
| Vacuum cleaning tool with pear-shaped turbine chamber App 20020042966 - Worwag, Peter | 2002-04-18 |
| Vacuum cleaning tool App 20010008036 - Worwag, Peter | 2001-07-19 |
| Vacuum cleaning tool having a brush roller that can be pivoted out Grant 6,134,745 - Worwag October 24, 2 | 2000-10-24 |
| Manual turbobrush Grant D424,260 - Worwag May 2, 2 | 2000-05-02 |
| Floor cleaning apparatus having a rotating brush roller Grant 5,920,939 - Worwag July 13, 1 | 1999-07-13 |
| Vacuum cleaner Grant D381,479 - Worwag July 22, 1 | 1997-07-22 |
| Suction line assembly Grant 5,617,611 - Worwag April 8, 1 | 1997-04-08 |
| Cleaning roller for the suction head of a vacuum cleaning device Grant 5,611,109 - Worwag March 18, 1 | 1997-03-18 |
| Vacuum cleaning tool with electrically driven brush roller Grant 5,551,119 - Worwag September 3, 1 | 1996-09-03 |
| Vacuum cleaner Grant D371,654 - WoRwag July 9, 1 | 1996-07-09 |
| Vacuum cleaner Grant 5,500,979 - Worwag March 26, 1 | 1996-03-26 |
| Vacuum cleaner Grant 5,412,837 - Worwag May 9, 1 | 1995-05-09 |
| Nozzle mechanism for a vacuum cleaner Grant 5,293,665 - Worwag March 15, 1 | 1994-03-15 |
| Vacuum cleaner Grant D344,376 - Worwag February 15, 1 | 1994-02-15 |
| Suction device for liquids Grant 5,267,370 - Worwag December 7, 1 | 1993-12-07 |
| Vacuum cleaning tool Grant 5,249,333 - Worwag October 5, 1 | 1993-10-05 |
| Apparatus for indicating how dirty an air filter is in a vacuum-cleaning apparatus, in a room filter, etc. Grant 5,141,309 - Worwag August 25, 1 | 1992-08-25 |
| Suction nozzle, with a brush, for a vacuum cleaner Grant 5,014,386 - Worwag May 14, 1 | 1991-05-14 |
| Multi-purpose suction nozzle Grant 5,008,973 - Worwag April 23, 1 | 1991-04-23 |
| Brush-type suction nozzle Grant D306,789 - Worwag March 20, 1 | 1990-03-20 |
| Vacuum-cleaning apparatus Grant 4,776,059 - Worwag October 11, 1 | 1988-10-11 |
| Method and apparatus for humidifying and purifying the air of a room Grant 4,749,389 - Worwag June 7, 1 | 1988-06-07 |
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