Inventors don't find out their provisional spec was inadequate until nonprovisional examination — 12 months later. Here's what's required and why the disclosure standard is what protects you.
A provisional patent application secures your priority date — but only if the specification meets the §112(a) standard examiners apply. Here's the process, from documentation to USPTO Patent Center filing.
Not sure what happens after you file a provisional? The 12-month clock is firm, unextendable, and the USPTO sends no reminders. Here's what you need to do before it expires.
Provisional patent application total cost runs $2,000–$5,000 with professional preparation. USPTO fees alone are $65–$325. Here's the complete 2026 breakdown by entity type and invention complexity.
A provisional patent application establishes your priority date but never gets examined. A non-provisional enters the examination queue and can issue as an enforceable patent. The choice depends on your timeline, development stage, and the quality of your disclosure.