Interference in Patent Law: What You Need to Know

Definition & Meaning

Interference refers to a legal process used in patent law to determine which of two or more applicants is the rightful inventor of the same invention. This proceeding can occur among multiple applicants, between patent holders, or between an applicant and an existing patent holder. The goal is to establish the legal rights to the invention based on the evidence presented regarding the claims of invention.

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Real-world examples

Here are a couple of examples of abatement:

Example 1: Two researchers at different universities independently develop a new type of solar panel. Both file patent applications for the same invention. An interference proceeding is initiated to determine who can claim the patent.

Example 2: A small business owner applies for a patent on a unique software program, but later discovers that a competitor has also filed for a patent on a similar program. The business owner may pursue an interference action to assert their rights. (hypothetical example)

Comparison with related terms

Term Definition Differences
Interference A legal proceeding to determine the rightful inventor among multiple claims. Focuses on inventorship disputes in patent applications.
Opposition A process where a third party challenges the validity of a patent after it has been granted. Occurs post-grant, while interference happens pre-grant.
Reexamination A procedure to review the validity of an issued patent based on new evidence. Involves existing patents, not competing applications.

What to do if this term applies to you

If you find yourself in a situation where interference may apply, consider the following steps:

  • Gather all documentation related to your invention, including prototypes and application materials.
  • Consult with a patent attorney to understand your rights and options.
  • Explore resources like US Legal Forms for templates and guidance on filing a patent application or initiating an interference proceeding.
  • If the matter is complex, seek professional legal assistance to navigate the process effectively.

Quick facts

  • Typical fees: Varies by attorney and complexity of the case.
  • Jurisdiction: Federal patent law applies.
  • Possible outcomes: Recognition of the rightful inventor, dismissal of claims, or settlement between parties.

Key takeaways

Frequently asked questions

The proceeding involves presenting evidence and arguments to determine who is the rightful inventor.