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Official data from INPI

Processo para fabricação de uma tira de metal delgada corrugada em que as corrugações são lineares e se estendem em sentido oblíquo a partir de uma borda marginal longitudinal até a borda marginal longitudinal oposta de tira.

PublicadaInvention Patent

Application data

Number

PI8800287

Type

Invention Patent

Filing

11/26/1988

Publication

12/06/1988

Progress at the INPI

  1. Filing11/26/88
  2. Publication12/06/88
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 11/26/1988 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: 12/06/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W.R. Grace & Co.

US

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Inventors

R. C. (pessoa física)

Technical data

IPC Classification

Priority claims

US

050.413 · 05/18/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/06/1988

RPI 946

Pedido de patente depositado

#2.1

05/03/1988

RPI 915

Arquivamento - Art. 33 da LPI

#11.1

12/17/1991

RPI 1098

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