(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO PARA TESTAR A CONDIÇÃO OPERATIVA DE SEÇÕES DE REFRIGERAÇÃO DE UMA MATRIZ

Arquivada/ExtintaInvention Patent

Application data

Number

PI9001026

Type

Invention Patent

Filing

03/05/1990

Publication

02/26/1991

Progress at the INPI

  1. Filing03/05/90
  2. Publication02/26/91
  3. Examination03/09/93
  4. Allowance06/18/96
  5. Grant04/29/97
  6. Expired05/11/10

The letters patent expired on 05/11/2010: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/11/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Windmoeller & Hoelscher

DE

See this company's full portfolio

Inventors

D. B. (pessoa física)

DE

R. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 39 07 180.4 · 03/06/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 05/03/2005

05/11/2010

RPI 2053

Concessão da patente

#16.1

04/29/1997

RPI 1378

Republicação - classificação IPC

#15.11

06/18/1996

RPI 1333

Deferimento

#9.1

06/18/1996

RPI 1333

6.2

04/11/1995

RPI 1271

Solicitação de exame técnico

#4.1

03/09/1993

RPI 1162

Publicação do pedido de patente

#3.1

02/26/1991

RPI 1056

Pedido de patente depositado

#2.1

05/22/1990

RPI 1019

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.