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

BARRA PARA ARMAÇÃO DE CONCRETO

Em AnáliseInvention Patent

Application data

Number

PI8606675

Type

Invention Patent

Filing

05/15/1986

Publication

08/11/1987

Progress at the INPI

  1. Filing05/15/86
  2. Publication08/11/87
  3. Examination12/20/88
  4. Allowance11/27/90
  5. Grant06/25/91
  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: 12/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

U. F. (pessoa física)

DE

Inventors

U. F. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 35 17 638.5 · 05/15/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/20/1988

RPI 948

Notificação de entrada na fase nacional - PCT

#1.3

08/11/1987

RPI 877

Carta-patente expirada

#21.1

Patente extinta em 15/05/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

06/25/1991

RPI 1073

Notificação para pagamento de retribuição

#13.1

03/12/1991

RPI 1058

Deferimento

#9.1

11/27/1990

RPI 1043

Conhecimento de parecer técnico

#7.1

05/29/1990

RPI 1020

Patent monitoring

Track this patent in real time.

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