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Official data from INPI

Processo para a preparação de copolímeros em emulsão, copolímeros em emulsão preparados pelo processo e seu emprego.

ArquivadaInvention Patent

Application data

Number

PI8300787

Type

Invention Patent

Filing

02/18/1983

Publication

11/16/1983

Progress at the INPI

  1. Filing02/18/83
  2. Publication11/16/83
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 02/18/1983 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 02/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Chemische Fabrik Pfersee GmbH

DE

Inventors

R. E. (pessoa física)

S. H. (pessoa física)

S. W. (pessoa física)

Technical data

Priority claims

DE

P3205904.3 · 02/19/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

02/25/1986

RPI 801

Publicação do pedido de patente

#3.1

11/16/1983

RPI 682

Pedido de patente depositado

#2.1

04/05/1983

RPI 650

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