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Official data from INPI

MATERIAL COMPÓSITO DE ESPUMA-FIBRA, RESILIENTE, ABSORVENTE E PROCESSO PARA PREPARAR TAL MATERIAL

PublicadaInvention Patent

Application data

Number

PI8802178

Type

Invention Patent

Filing

05/04/1988

Publication

12/06/1988

Progress at the INPI

  1. Filing05/04/88
  2. Publication12/06/88
  3. Examination01/08/91
  4. Allowance03/28/95
  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: 12/06/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Johnson & Johnson

US

See this company's full portfolio

Inventors

K. C. (pessoa física)

US

S. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

046.077 · 05/05/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/06/1988

RPI 946

Pedido de patente depositado

#2.1

09/20/1988

RPI 935

Carta-patente expirada

#21.1

Patente extinta em 04/05/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

10/31/1995

RPI 1300

Republicação - classificação IPC

#15.11

10/24/1995

RPI 1299

Notificação para pagamento de retribuição

#13.1

09/05/1995

RPI 1292

Deferimento

#9.1

03/28/1995

RPI 1269

Exigência - art. 36 da LPI

#6.1

05/17/1994

RPI 1224

Solicitação de exame técnico

#4.1

01/08/1991

RPI 1049

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