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Official data from INPI

PROCESSO PARA PRODUZIR UMA TAMPA COMPOSTA

ConcedidaInvention Patent

Application data

Number

PI8008834

Type

Invention Patent

Filing

09/08/1980

Publication

-

Progress at the INPI

  1. Filing09/08/80
  2. Publication
  3. Examination06/21/83
  4. Allowance01/15/85
  5. Grant07/30/85
  6. Expired11/21/95

The letters patent expired on 11/21/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H-C Industries, Inc

US

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Inventors

M. T. (pessoa física)

S. R. (pessoa física)

W. S. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

05/07/1985

RPI 759

Deferimento

#9.1

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

07/24/1984

RPI 718

Exigência - art. 36 da LPI

#6.1

01/03/1984

RPI 689

Solicitação de exame técnico

#4.1

06/21/1983

RPI 661

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B29C 67/00; B29C 70/80; B29D 31/00; B65D 41/04; B65D 41/34; B65D 53/00; B29C 70/00.

03/27/2018

RPI 2464

Carta-patente expirada

#21.1

11/21/1995

RPI 1303

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