Bifunctional roof window with horizontal top and central pivot axes

Follow

Information

Patent Grant
D418609

References
Source

Patent Number
D418,609
Date Filed
Tuesday, October 6, 1998
26 years ago
Date Issued
Tuesday, January 4, 2000
25 years ago

Inventors
- Claes Lindgren
Original Assignees
- Velux Industri A/S
Examiners
- Clark; Doris
Agents
- Lane, Aitken & McCann, L.L.P.

US Classifications
- D25 - Building units and construction elements
Field of Search
- US
- D25 52
- 052 200
- 052 20451
- 052 20466
- 049 DIG 2
- 049 504
- 049 505
International Classifications
- 2502
- Term of Grant
  14Years

Information

Abstract

Description

Claims

A bifunctional roof window with horizontal top and central pivot axes, as shown and described.

Priority Claims (1)

Number	Date	Country	Kind
MA 0393 1998	Apr 1998	DKX

US Referenced Citations (4)

Number	Name	Date	Kind
D328795	Yamaguchi et al.	Aug 1992
D363557	Lindgren et al.	Oct 1995
4986039	Weisner	Jan 1991
5581942	Sill et al.	Dec 1996

Non-Patent Literature Citations (1)

Entry
Installation instructions for roof window, Velux GPL, 1995.