Patent intelligence · US
US 6057421
Variable heavy and light chain regions of murine monoclonal antibody 1F7
Variable heavy and light chain regions of murine monoclonal antibody 1F7
Patent details — US 6057421
- Jurisdiction
- US
- Status
- expired
- Grant date
- May 2, 2000
- Expiration
- Apr 27, 2020
- Applicant
- Immpheron, Inc.
- Claims
- 4
- CPC classes
- A61K, A61K2039/505
Quick answer
US 6057421 (Variable heavy and light chain regions of murine monoclonal antibody 1F7) is held by Immpheron, Inc.. Status: expired. Granted May 2, 2000. Expires Apr 27, 2020 (0 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Immpheron, Inc.
- Grant date
- Expiration
- Claims
- 4
- CPC classes
- A61K, A61K2039/505
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Frequently asked questions
What is US patent 6057421?
US 6057421 (Variable heavy and light chain regions of murine monoclonal antibody 1F7) is held by Immpheron, Inc.. Status: expired. Granted May 2, 2000. Expires Apr 27, 2020 (0 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 6057421?
Immpheron, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 46 pharmaceutical patents for this assignee.
When does US 6057421 expire?
Our index shows an expiration date of Apr 27, 2020 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.