Skip to content
patentreply.ai
Office Action responsePricingSecurityDocs

US 12,345,703 · Application 17/705,092

US Patent 12,345,703 — assignment history and current owner

Assay For Jc Virus Antibodies

Who owns US Patent 12,345,703?

US12345703 ("Assay For Jc Virus Antibodies") — no current assignee identified from recorded assignments. Status: Active, estimated expiration June 21, 2031. 0 recorded USPTO assignments.

No assignments are recorded at the USPTO for US Patent 12,345,703 — ownership presumably remains with the inventor(s)/original applicant: Leonid GORELIK; Kenneth J. SIMON; Meena SUBRAMANYAM; Mia Marie RUSHE.

Patent title
Assay For Jc Virus Antibodies
Application number
17/705,092
Apparent operating assignee
Not identified from recorded assignments
Patent status
Active, estimated expiration June 21, 2031
Recorded assignments
0

Recorded assignment history

No assignments recorded. Ownership presumably remains with the inventor(s)/original applicant: Leonid GORELIK; Kenneth J. SIMON; Meena SUBRAMANYAM; Mia Marie RUSHE. Not every ownership transfer is recorded at the USPTO, so the absence of recorded assignments is not proof that ownership never changed.

When does this patent expire?Look up another patent

Apparent recorded rights summary — disclaimer

This tool presents recorded assignment data from the USPTO assignment database. It does not constitute a legal opinion on ownership or title. Assignments may exist that have not been recorded. Corrective records, off-record transfers, court orders, and other events may affect actual ownership. Consult a qualified patent attorney for definitive title analysis.

The prosecution record for your AI

Application 17/705,092 · US 12,345,703

Ownership settled? Give your AI the file.

The recorded chain of title is one part of the record. PatentReply compiles the rest of US 12,345,703, from the claims as filed to the last action, for Claude, ChatGPT, Cursor, or another supported AI workspace.

One new public application a month is free. The first compile takes a few minutes.

Connect PatentReplySee the evidence

Strategy and filing changes require your approval.

How PatentReply handles an Office Action response →

Data sourced from public USPTO assignment records. This tool provides informational summaries and should not be relied upon as legal advice or a definitive title opinion. Always verify patent ownership independently, especially where unrecorded transfers, court orders, or other off-record events may apply.

patentreply.ai
How it worksOffice Action responsePricingDocsConnectToolsSecurityPrivacyTermsContact

© 2026 patentreply.ai

PatentReply does not train on your matters. PatentReply is not a law firm and does not practice law; it requires attorney involvement where legal judgment belongs, and you remain the practitioner of record.