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

APARELHO E PROCESSO PARA REVESTIMENTO ELETROLÍTICO DAS SUPERFÍCIES INTERIORES DE TERMINAIS ELÉTRICOS.

ConcedidaInvention Patent

Application data

Number

PI8301349

Type

Invention Patent

Filing

03/17/1983

Publication

11/29/1983

Progress at the INPI

  1. Filing03/17/83
  2. Publication11/29/83
  3. Examination11/12/85
  4. Allowance09/06/88
  5. Grant06/27/89
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 06/27/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. I. (pessoa física)

US

See this company's full portfolio

Inventors

W. M. (pessoa física)

Technical data

IPC Classification

Priority claims

US

361,956 · 03/25/1982

US

458,005 · 01/17/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/27/1989

RPI 975

Notificação para pagamento de retribuição

#13.1

12/27/1988

RPI 949

Deferimento

#9.1

09/06/1988

RPI 933

Exigência - art. 36 da LPI

#6.1

02/23/1988

RPI 905

6.2

11/18/1986

RPI 839

Solicitação de exame técnico

#4.1

11/12/1985

RPI 786

Publicação do pedido de patente

#3.1

11/29/1983

RPI 684

Pedido de patente depositado

#2.1

05/03/1983

RPI 654

Carta-patente expirada

#21.1

Patente extinta em 17/03/98

07/01/2008

RPI 1956

Patent monitoring

Track this patent in real time.

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