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Official data from INPI

ROLO DE PRENSAGEM DE DEFLEXÃO CONTROLADA DE AUTO-CARREGAMENTO

Arquivada/ExtintaInvention PatentPCT · US1988002363

Application data

Number

PI8807643

Type

Invention Patent

Filing

07/15/1988

Publication

09/04/1990

PCT

US1988002363

Progress at the INPI

  1. Filing07/15/88
  2. Publication09/04/90
  3. Examination01/28/92
  4. Allowance02/14/95
  5. Grant10/31/95
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 09/02/2008. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. C. (pessoa física)

US

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Inventors

J. S. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8718823 · 08/08/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 15/07/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

10/31/1995

RPI 1300

Notificação para pagamento de retribuição

#13.1

07/04/1995

RPI 1283

Deferimento

#9.1

02/14/1995

RPI 1263

Exigência - art. 36 da LPI

#6.1

07/19/1994

RPI 1233

Solicitação de exame técnico

#4.1

01/28/1992

RPI 1104

Solicitação de exame não realizada

#4.2

05/07/1991

RPI 1066

Notificação de entrada na fase nacional - PCT

#1.3

09/04/1990

RPI 1031

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