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Official data from INPI

DISPOSITIVO PARA REMOVER REVESTIMENTO DE FIBRAS ÓPTICAS

IndeferidaUtility Model

Application data

Number

MU6402210

Type

Utility Model

Filing

12/13/1984

Publication

07/01/1986

Progress at the INPI

  1. Filing12/13/84
  2. Publication07/01/86
  3. Examination08/09/88
  4. Allowance12/19/95
  5. Grant07/30/96
  6. Expired09/17/96

The letters patent expired on 09/17/1996: 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: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Telecomunicações Brasileiras S/A - Telebrás

SP, BR

See this company's full portfolio

Inventors

J. N. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

09/12/1989

RPI 986

Solicitação de exame técnico

#4.1

08/09/1988

RPI 929

Publicação do pedido de patente

#3.1

07/01/1986

RPI 819

Pedido de patente depositado

#2.1

02/12/1986

RPI 799

Carta-patente expirada

#21.1

09/17/1996

RPI 1346

Concessão da patente

#16.1

07/30/1996

RPI 1339

Notificação para pagamento de retribuição

#13.1

01/30/1996

RPI 1313

100

12/19/1995

RPI 1307

15.10

11/07/1995

RPI 1301

120

02/02/1993

RPI 1157

Petição de recurso

#12.2

04/10/1990

RPI 1013

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