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Official data from INPI

PROCESSOS PARA PREPARAR MATERIAIS HIDROFÍLICOS, PRODUTO ÚTIL PARA ABSORVER FLUIDOS CORPÓREOS E TOALHA SANITÁRIA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9104331

Type

Invention Patent

Filing

10/08/1991

Publication

06/09/1992

Progress at the INPI

  1. Filing10/08/91
  2. Publication06/09/92
  3. Examination07/05/94
  4. Allowance12/07/99
  5. Grant07/11/00
  6. Expired06/11/13

The letters patent expired on 06/11/2013: 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: 06/11/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Johnson & Johnson

US

See this company's full portfolio

Inventors

R. K. (pessoa física)

US

S. D. (pessoa física)

US

Technical data

Priority claims

US

594.255 · 10/09/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 08/10/2011

06/11/2013

RPI 2214

Concessão da patente

#16.1

07/11/2000

RPI 1540

6.9

Ref. a RPI nº 1491 de 03/08/99.

12/07/1999

RPI 1509

Deferimento

#9.1

12/07/1999

RPI 1509

Exigência - art. 36 da LPI

#6.1

08/03/1999

RPI 1491

Exigência - art. 36 da LPI

#6.1

11/10/1998

RPI 1453

Solicitação de exame técnico

#4.1

07/05/1994

RPI 1231

Publicação do pedido de patente

#3.1

06/09/1992

RPI 1123

Pedido de patente depositado

#2.1

11/12/1991

RPI 1093

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