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Submarine patents undermine the spirit of the patent system by stifling innovation and creating legal uncertainty, necessitating modern reforms to ensure "submarine" tactics remain a relic of the past. II. The Mechanism of the "Submerge"

Usually, companies can "design around" a known patent. With submarine patents, there is no public disclosure to design around until it is too late. IV. Legal Responses and Modern Reforms

Instead of rewarding true advancement, the system rewards those who can best manipulate administrative timelines. 1229009

By filing a series of "continuing applications," the inventor keeps the patent "alive" and unissued in the patent office for decades.

Courts have used this doctrine to strike down patents where the delay in prosecution was deemed unreasonable and prejudicial to the public. V. Conclusion Submarine patents undermine the spirit of the patent

In the world of intellectual property, transparency is usually the goal. However, some inventors use "submarine patents" to turn the legal system into a trap.

While the patent system was designed to promote "the Progress of Science and useful Arts," submarine patents do the opposite by rewarding secrecy over disclosure. With submarine patents, there is no public disclosure

Companies are hesitant to invest in new R&D if they fear a hidden patent might suddenly appear and render their product illegal or unprofitable.