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Official data from INPI

COMPOSIÇÃO UTILIZÁVEL PARA CONTROLAR ALGAS, COMPOSIÇÃO DE REVESTIMENTO OU IMPREGNANTE RESISTENTE A ALGAS, COMPOSIÇÃO ANTI-INCRUSTAÇÃO MARINHA, REVESTIMENTOS DE ESTUQUE, DE ARGAMASSA DE TETOS, DE ARGAMASSA DE PAREDES OU DE ALVENARIA, RESISTENTES A ALGAS E COMPOSIÇÃO OU ARTIGO PLÁSTICO

ArquivadaInvention Patent

Application data

Number

PI9000834

Type

Invention Patent

Filing

02/21/1990

Publication

02/05/1991

Progress at the INPI

  1. Filing02/21/90
  2. Publication02/05/91
  3. Abandoned06/15/93
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/11/1997. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rohm And Haas Company

US

See this company's full portfolio

Inventors

R. W. (pessoa física)

S. S. (pessoa física)

US

Technical data

Priority claims

US

315,628 · 02/24/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.31

11/11/1997

RPI 1406

Exigência - art. 36 da LPI

#6.1

09/24/1996

RPI 1347

Solicitação de exame técnico

#4.1

06/15/1993

RPI 1176

Publicação do pedido de patente

#3.1

02/05/1991

RPI 1053

Pedido de patente depositado

#2.1

06/05/1990

RPI 1021

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