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Official data from INPI

COMPOSIÇÃO COMPREENDENDO UMA EMULSÃO DE POLÍMERO FORMANDO LÁTEX E UM (MET)ACRILATO MULTIFUNCIONAL

Arquivada/ExtintaInvention Patent

Application data

Number

PI9104971

Type

Invention Patent

Filing

11/14/1991

Publication

06/23/1992

Progress at the INPI

  1. Filing11/14/91
  2. Publication06/23/92
  3. Examination08/23/94
  4. Allowance01/05/99
  5. Grant07/27/99
  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

Rhom and Haas Company

US

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Inventors

A. B. (pessoa física)

US

A. M. (pessoa física)

US

F. S. (pessoa física)

US

M. W. (pessoa física)

US

Technical data

Priority claims

US

614,331 · 11/16/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 14/11/2011

06/11/2013

RPI 2214

Concessão da patente

#16.1

07/27/1999

RPI 1490

Deferimento

#9.1

01/05/1999

RPI 1461

Exigência - art. 36 da LPI

#6.1

08/11/1998

RPI 1442

Solicitação de exame técnico

#4.1

08/23/1994

RPI 1238

Publicação do pedido de patente

#3.1

06/23/1992

RPI 1125

Pedido de patente depositado

#2.1

12/24/1991

RPI 1099

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