Noun
A coverlet for a bed, -- originally stitched or woven in squares or figures.
A duplicate part or copy of an indenture, deed, etc., corresponding with the original; -- now called counterpart.
Source: Webster's dictionaryThe pleasant Land of Counterpane. Robert Louis Stevenson
In fact, he's the founder and chief technology officer of Silicon Valley-based Counterpane Internet Security. Source: Internet
He rebelled against this idea: "I wish to die in my boots; no more Land of Counterpane for me. Source: Internet