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Official data from INPI

APARELHO E PROCESSO PARA AJUDAR NA TRANSFERÊNCIA DE UMA FOLHA CONTÍNUA

Em AnáliseInvention Patent

Application data

Number

PI8703729

Type

Invention Patent

Filing

07/17/1987

Publication

03/29/1988

Progress at the INPI

  1. Filing07/17/87
  2. Publication03/29/88
  3. Examination09/13/88
  4. Allowance09/12/95
  5. Grant04/30/96
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. C. (pessoa física)

US

See this company's full portfolio

Inventors

G. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

887.542 · 07/18/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/13/1988

RPI 934

Publicação do pedido de patente

#3.1

03/29/1988

RPI 910

Pedido de patente depositado

#2.1

11/10/1987

RPI 890

Carta-patente expirada

#21.1

Patente extinta em 17/07/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

04/30/1996

RPI 1326

Republicação - classificação IPC

#15.11

10/24/1995

RPI 1299

Deferimento

#9.1

09/12/1995

RPI 1293

Exigência - art. 36 da LPI

#6.1

03/01/1995

RPI 1265

Exigência - art. 36 da LPI

#6.1

11/16/1993

RPI 1198

6.2

10/23/1990

RPI 1038

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