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Official data from INPI

Processo para melhorar resistência à luz de couros tingidos de modo usual e couro tingido obtido pelo processo.

ArquivadaInvention Patent

Application data

Number

PI7905731

Type

Invention Patent

Filing

09/06/1979

Publication

-

Progress at the INPI

  1. Filing09/06/79
  2. Publication
  3. Examination
  4. Allowance02/04/86
  5. Abandoned
  6. In force

The application was allowed on 02/04/1986 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 11/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Chemische Fabrik Stockhausen Gmbh

DE

See this company's full portfolio

Inventors

D. K. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

DE

P2839129.9 · 09/08/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

11/25/1986

RPI 840

Notificação para pagamento de retribuição

#13.1

06/24/1986

RPI 818

Deferimento

#9.1

02/04/1986

RPI 798

Exigência - art. 36 da LPI

#6.1

04/23/1985

RPI 757

Exigência - art. 36 da LPI

#6.1

10/16/1984

RPI 730

Exigência - art. 36 da LPI

#6.1

11/16/1982

RPI 630

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