The “Intermittent Wiper” Lesson For Creating Convergent Inventions

This weekend my wife and I took in a movie. The filmdriving in varied climatic conditions. Unfortunately, he
was preceded by a movie trailer touting a soon to behad not fully insulated his invention from predatory
released production based on the invention of thecommercial vultures. 
“intermittent windshield wiper”. Such a topic for aPatent law is an extremely specific practice. There is a
big budget Hollywood movie would seem to be awfullyreason patent attorney’s typically handle no other
mundane. However, the trailer was a very interestingcategories of legal work. The Kearns vs. Ford Motor
glimpse of a subject that has deep meaning for everyCompany patent suit was arduous and tortured. The
entrepreneur, inventor or dreamer. patent law principal of “obviousness” was the
Robert Kearns was a university professor and ancenter of the dispute. Ford claimed that the Kearns
engineer with a passion for tinkering. He had lost theinvention was “obvious”, a device made up of
sight in one eye when a champagne cork had poppedpre-existing components. Simply put, Kearns argued
squarely into his eye. In 1963, while driving in a heavythat it was his organization of these elements that
rainstorm he noticed that the steady, constant pace ofwas truly novel and that his unit was not
the wiper blades sweeping water from the windshield“obvious” until he invented it. 
caused his sight to lose focus. It took until 1995 for Robert Kearns to prevail. The
At that time windshield wipers only worked at a singlecase is considered a landmark. The instance of a
rate of speed. As mist, or light rain occurred the driversingle person taking on a huge, international corporate
had to manually tune off and on the unit to control thebehemoth, and winning, was amazing, exciting and
speed of the blades. Kearns had stumbled into anmyth shattering. Ford paid Mr. Kearns $30 million.
opportunity to address a fairly basic, but neededRobert Kearns spent $10 million on legal fees to fight
improvement to an already existing automobile safetythe case to successful conclusion. 
feature. There are many lessons here for inventors seeking to
At home in his workshop, Mr. Kearns created acommercialize their ideas and products. 
prototype of his “intermittent windshield wiper”- Protect your intellectual property
system. Once perfected, he filed for patents and       Utilize Non-Disclosure Agreements
began to approach the major American car       Seek professional legal assistance to file
companies seeking to license his invention. Hepatents, trademarks, copyright 
demonstrated the unit for Chrysler and Ford, and       File Trade Secrets
provided each with proprietary data on his device.- Lay down a paper trail
After internal discussion both advised Robert Kearns  Detail every meeting and phone call with a written
that his device was of no interest and they wouldre-cap to each   person attending
pass on the opportunity to license.   Save every dated receipt for FedEx, phone log, etc.
Much to Mr. Kearns shock and chagrin, he was- Build a production quality, working prototype of the
amazed to discover that in 1969 the Ford Motorinvention-DO NOT CUT CORNERS HERE!
Company began to sell an “intermittent windshield- Include 3D Computer Assisted Design Art (CAD)
wiper” as a featured accessory on their newwith all legal filings
models. The technology was remarkably similar to his- Always assume that others are working on similar
prior art. Thus began a legal odyssey that wouldinventions and protect your interests
consume Robert Kearns life, his fortune and hisWe look at hundreds of inventions and new product
health. submissions each year in our consulting business. A fair
This is where this tale has ongoing importance topercentage of these presentations have real
anyone seeking to commercialize a new product orcommercial value and could be successfully marketed.
invention. The invention of the original mechanizedMost however, will never see a store shelf because
windshield wiper was the birth of a “divergentthe creator will not take appropriate steps to protect
product”. The invention of the telephone, theand commercialize their opportunity.
television, the radio, or the internal combustion engineRobert Kearns did. He had a simple idea for a
gave birth to “divergent products”. They created“convergent product”. He took appropriate steps
alpha opportunities. The addition of color to televisions,to protect his invention. When he was ripped off, he
answering machines to telephones and clocks totook up the fight. Because of his success and courage,
radios are examples of “convergent products”.it is now much easier to fight and win against the
“Convergent products” are simple product“big guys”.
enhancements that are often extremely valuable asEach of us sees or experiences opportunities almost
wealth generators. Robert Kearns “intermittenteveryday, in our work or personal environment. Most
windshield wiper” is a wonderful example of aof us aren’t paying attention or do not recognize
“convergent product’. opportunity when it appears. For the few that do, and
He had not invented the windshield wiper but hadhave the courage to act, will be rewarded by a
created simple performance elements that motoristsmarketplace that craves new products and concepts.
found would add safety, comfort and simplicity toI can not wait to see the movie.