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米国特許しらべ

SB/458 Petition to Accept an Unintentionally Delayed Claim under 35 U.S.C. 119(a)-(d) or (f), 365(a) or (b), or 386(a) or (b) for the Right of Priority to a Prior-Filed Foreign Application (37 CFR 1.55(e))

USPTO patent form SB/458 — category: Petitions, updated: 08/2026.

Task
Get forms
Patent or trademark
patent
Legacy system
—
Current entry point
/sites/default/files/documents/sb0458.pdf (verified 2026-09-28)
Legacy system and where it moved
No mention of a legacy system name on the page (verified 2026-09-28)
Fee
No fee statement on the page (verified 2026-09-28)
What you need (account or API key)
Adobe Reader to open the form PDF (per the page text, verified 2026-09-28)
Source
USPTO patent forms (form list)(retrieved 2026-10-06)

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