Four of the six original participating firms found the terms of the deal unacceptable and withdrew.
Around half of the firm's original 80 partners have left since 1987.
By going off on their own, though, the up-and-comers of the business are running big risks for themselves and their original firms.
"What will be the original firm's official reaction to their use, do you think?"
All Wharfedale-branded speakers are still made by the original firm.
The original social firms were established well before the term came into use in 1980s.
The original firm was started in 1923 as a maker of photographic film, papers, and equipment.
By April, only 37 of the group's original 118 firms remained.
By 1855, the many original small firms had coalesced into six large companies, each having a regional monopoly in one area of France.
He continued under the same company name after his father retired in 1882 and the original firm was dissolved.