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

TALAS COM ORIFÍCIOS E BUCHAS CÔNICAS USADAS EM SINALIZAÇÃO DE VIAS FÉRREAS

PublicadaUtility Model

Application data

Number

MU6701559

Type

Utility Model

Filing

07/16/1987

Publication

02/14/1989

Progress at the INPI

  1. Filing07/16/87
  2. Publication02/14/89
  3. Examination03/27/90
  4. Allowance01/02/91
  5. Grant10/27/92
  6. Terminated10/31/95

The patent was granted on 10/27/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 02/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Revestoprene - Comércio, Indústria e Importação Ltda

MG, BR

Inventors

A. E. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/14/1989

RPI 956

Pedido de patente depositado

#2.1

12/08/1987

RPI 894

Anuidade - prazo legal encerrado

#18.2

10/31/1995

RPI 1300

Concessão da patente

#16.1

10/27/1992

RPI 1143

Retificação

#15.6

08/04/1992

RPI 1131

Retificação

#15.3

04/21/1992

RPI 1116

Notificação para pagamento de retribuição

#13.1

10/08/1991

RPI 1088

Retificação

#15.6

08/20/1991

RPI 1081

Retificação

#15.3

04/23/1991

RPI 1064

Deferimento

#9.1

01/02/1991

RPI 1048

Solicitação de exame técnico

#4.1

03/27/1990

RPI 1011

Patent monitoring

Track this patent in real time.

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