Ventilation rotor
Latest Flettner Ventilator Limited Patents:
Description
FIG. 1 is a top perspective view thereof;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a front view thereof, the rear view thereof corresponding to the front view;
FIG. 4 is a first side view thereof, the second side view thereof corresponding to the first side view;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof.
Claims
We claim the ornamental design for a ventilation rotor, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
D118851 | February 1940 | Demuth |
D149949 | June 1948 | Kennedy |
4145961 | March 27, 1979 | Lolli |
D259208 | May 12, 1981 | McCullough |
D270276 | August 23, 1983 | Stern et al. |
D428484 | July 18, 2000 | Zirk |
D453960 | February 26, 2002 | Shelby et al. |
175820 | October 1906 | DE |
521795 | March 1931 | DE |
295019 | October 1929 | GB |
1 523 406 | July 1977 | GB |
1 518 151 | July 1978 | GB |
2 081 882 | February 1982 | GB |
- Product literature for Flettner ‘2000.’ Date unknown. Four (4) sheets.
- Product literature for Invertec Low Voltage Lighting. Date unknown. Two (2) sheets. www.gnc-systems.com/210e.htm.
- Product literature for Ventilation by NIDRO. Date unknown. Two (2) sheets. www.nidro.com/enventilatie.htm.
- Product literature for Weston Body Hardware Rotary Ventilator & Grille. Date unknown. One (1) sheet.
- Product literature for SORTIMO ventilation systems. Date unknown. Two (2) sheets.
- Product literature for Pacet's Superslim. May 1998 Jun. 1998; Jul. 1998; Sep. 1998; Oct. 1998; Nov. 1998, Apr. 1999. Thirty-one (31) sheets.
- Photos of Flettner ‘2000’ product. Date unknown. Five (5) photos on three (3) sheets.
- Photos of ‘UBS’ product. Date unknown. Six (6) photos on three (3) sheets.
Patent History
Patent number: D471624
Type: Grant
Filed: Sep 20, 2001
Date of Patent: Mar 11, 2003
Assignee: Flettner Ventilator Limited (London)
Inventors: Christopher John Hurlstone (Newport), Mark Anthony Di Cioccio (Bury St. Edmunds), Reuben Wu (Saffron Walden), Sophie Rebecca Butler (Swavesy), Robert Cheetham Halstead (Enfield), Alan Peter Tye (Tring), Kevin Alan Alex Tye (Tring)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Robert A. Delehanty
Attorney, Agent or Law Firm: Clayton, Howarth & Cannon, P.C.
Application Number: 29/148,496
Type: Grant
Filed: Sep 20, 2001
Date of Patent: Mar 11, 2003
Assignee: Flettner Ventilator Limited (London)
Inventors: Christopher John Hurlstone (Newport), Mark Anthony Di Cioccio (Bury St. Edmunds), Reuben Wu (Saffron Walden), Sophie Rebecca Butler (Swavesy), Robert Cheetham Halstead (Enfield), Alan Peter Tye (Tring), Kevin Alan Alex Tye (Tring)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Robert A. Delehanty
Attorney, Agent or Law Firm: Clayton, Howarth & Cannon, P.C.
Application Number: 29/148,496
Classifications