Who owns the LANSEN trademark?

The LANSEN trademark is owned by Karran USA, LLC.

What class is the LANSEN trademark registered in?

The LANSEN trademark is registered in Class 011 (Lighting, heating, cooling & sanitary apparatus).

What is the serial number for LANSEN?

The USPTO serial number for LANSEN is 99477310.

What is the registration number for LANSEN?

LANSEN is registered under USPTO registration number 0.

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Updated Oct 30, 2026·23 searches this week

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Office Action response

November 05, 2026

5 days remaining

LAN

LANSEN

PENDING

Serial: 99477310
Reg: 0
Filed: Nov 03, 2025
Owner: Karran USA, LLC

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

What to file next

Response to the outstanding office action

When: Three months from the issue date for most applications filed on or after 3 December 2022, extendable once by three months for a fee.
Extensions and grace: A Madrid Section 66(a) application keeps a six-month response period instead, with no extension available.
If it is missed: The application goes abandoned. A petition to revive runs two months from the notice of abandonment, on an unintentional-delay standard.

Office action response deadlines

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 011Lighting, heating, cooling & sanitary apparatus

US codes: 013, 021, 023, 024, 031, 034

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

This description is as filed with the USPTO and defines the scope of trademark protection.

Filing Basis & Declarations

Standard Characters ClaimedTrademark

Status History

13 events

FINAL REFUSAL WRITTEN

Aug 05, 2026

Code CNFR

FINAL REFUSAL E-MAILED

Aug 05, 2026

Code GNFR

NOTIFICATION OF FINAL REFUSAL EMAILED

Aug 05, 2026

Code GNFN

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jun 19, 2026

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 19, 2026

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Jun 19, 2026

Code TEME

NON-FINAL ACTION WRITTEN

Mar 20, 2026

Code CNRT

NON-FINAL ACTION E-MAILED

Mar 20, 2026

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Mar 20, 2026

Code GNRN

ASSIGNED TO EXAMINER

Mar 17, 2026

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Feb 12, 2026

Code NWOS

NEW APPLICATION ENTERED

Nov 03, 2025

Code NWAP

APPLICATION FILING RECEIPT MAILED

Nov 03, 2025

Code MAFR

What usually happens from here

Of the 12,990 marks on the USPTO register that reached notification of final refusal emailed:

Registered30% (3,941)

Abandoned63% (8,229)

Still pending6% (820)

Historical frequencies across the whole register, not a prediction about this mark. The outcome of any one application depends on what is filed and when.