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

GRANDEAMENTO PARA CÂMARAS VERTICAIS DE REGENERADOR DE FORNOS DE VIDRO

Em AnáliseInvention Patent

Application data

Number

PI8602945

Type

Invention Patent

Filing

06/26/1986

Publication

02/17/1987

Progress at the INPI

  1. Filing06/26/86
  2. Publication02/17/87
  3. Examination06/09/87
  4. Allowance09/17/91
  5. Grant06/30/92
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 06/09/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

V. M. (pessoa física)

AT

See this company's full portfolio

Inventors

A. T. (pessoa física)

AT

Technical data

IPC Classification

Priority claims

AT

1941/85 · 06/28/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/09/1987

RPI 868

Publicação do pedido de patente

#3.1

02/17/1987

RPI 852

Pedido de patente depositado

#2.1

12/16/1986

RPI 843

Carta-patente expirada

#21.1

Patente extinta em 26/06/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

06/30/1992

RPI 1126

Republicação - classificação IPC

#15.11

04/07/1992

RPI 1114

Notificação para pagamento de retribuição

#13.1

01/21/1992

RPI 1103

Deferimento

#9.1

09/17/1991

RPI 1085

Exigência - art. 36 da LPI

#6.1

02/13/1991

RPI 1054

Patent monitoring

Track this patent in real time.

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