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Official data from INPI

CAMADA DE POLIURETANA, TENDO PROPRIEDADES DE ABSORVER ENERGIA, FOLHA DE MATÉRIA PLÁSTICA DE ALTA QUALIDADE ÓTICA, E, VIDRAÇA FOLHEADA DE SEGURANÇA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9001277

Type

Invention Patent

Filing

03/19/1990

Publication

03/26/1991

Progress at the INPI

  1. Filing03/19/90
  2. Publication03/26/91
  3. Examination06/15/93
  4. Allowance11/10/98
  5. Grant04/27/99
  6. Expired01/08/13

The letters patent expired on 01/08/2013: 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: 01/08/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. I. (pessoa física)

FR

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Inventors

J. B. (pessoa física)

FR

S. D. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

89 03 585 · 03/20/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 19/03/2010

01/08/2013

RPI 2192

Concessão da patente

#16.1

04/27/1999

RPI 1477

Republicação - classificação IPC

#15.11

ALTERADA DE C08G 18/70 C08J 5/14

12/08/1998

RPI 1457

Deferimento

#9.1

11/10/1998

RPI 1453

Exigência - art. 36 da LPI

#6.1

05/26/1998

RPI 1431

Solicitação de exame técnico

#4.1

06/15/1993

RPI 1176

Publicação do pedido de patente

#3.1

03/26/1991

RPI 1060

Pedido de patente depositado

#2.1

08/21/1990

RPI 1029

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