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Official data from INPI

COMPOSIÇÃO DE TECIDO PARA ENXERTOS

Arquivada/ExtintaInvention PatentPCT · US1989002776

Application data

Number

PI8907538

Type

Invention Patent

Filing

06/23/1989

Publication

06/11/1991

PCT

US1989002776

Progress at the INPI

  1. Filing06/23/89
  2. Publication06/11/91
  3. Examination12/24/91
  4. Allowance09/12/95
  5. Grant04/30/96
  6. Expired12/29/09

The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. F. (pessoa física)

US

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Inventors

A. C. (pessoa física)

US

G. L. (pessoa física)

US

L. G. (pessoa física)

US

S. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

217.299 · 07/11/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 23/06/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

04/30/1996

RPI 1326

Deferimento

#9.1

09/12/1995

RPI 1293

Solicitação de exame técnico

#4.1

12/24/1991

RPI 1099

Notificação de entrada na fase nacional - PCT

#1.3

06/11/1991

RPI 1071

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