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Class Information
Number: D25/54
Name: Building units and construction elements > Prefabricated unit > Closure (8) > Screen or guard (9) > Window well cover

Patents under this class:

Patent Number Title Of Patent Date Issued
D586477 Corrugated window well with a face having the appearance of granite Feb. 10, 2009
D550859 Window well Sep. 11, 2007
D523966 Window well Jun. 27, 2006
D497013 Panel for a window well area wall Oct. 5, 2004
D491673 Window well cover Jun. 15, 2004
D484990 Four-sided window well cover Jan. 6, 2004
D484615 Six-sided window well cover Dec. 30, 2003
D484250 Window well safety grate Dec. 23, 2003
D472978 Window well system Apr. 8, 2003
D466221 Window well Nov. 26, 2002
D452014 Universal tape end Dec. 11, 2001
D425207 Window well treatment May. 16, 2000
D403436 Basement window well cover Dec. 29, 1998
D376655 Adjustable window shield Dec. 17, 1996
D361630 Window well cover Aug. 22, 1995
D360699 Security well cover Jul. 25, 1995
5339579 Security well covers Aug. 23, 1994
D275894 Window well protector Oct. 9, 1984
D273045 Basement window cover Mar. 13, 1984
4357381 Thermoplastic building enclosure member Nov. 2, 1982
D266105 Solar energy collector for mounting over windows of buildings for space heating thereof Sep. 7, 1982
D265591 Window well cover Jul. 27, 1982
D262492 Window well cover Dec. 29, 1981

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