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Official data from INPI

COMPOSIÇÃO PARA VEDAÇÃO LUBRIFICANTE

ArquivadaInvention Patent

Application data

Number

PI8205255

Type

Invention Patent

Filing

09/08/1982

Publication

08/16/1983

Progress at the INPI

  1. Filing09/08/82
  2. Publication08/16/83
  3. Abandoned08/27/85
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Stauffer Chemical Company

US

See this company's full portfolio

Inventors

K. S. (pessoa física)

US

Technical data

IPC Classification

No IPC classification.

Priority claims

US

300.776 · 09/10/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

12/20/1988

RPI 948

Exigência - art. 36 da LPI

#6.1

05/24/1988

RPI 918

Solicitação de exame técnico

#4.1

08/27/1985

RPI 775

Publicação do pedido de patente

#3.1

08/16/1983

RPI 669

Pedido de patente depositado

#2.1

10/26/1982

RPI 627

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