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Official data from INPI

APARELHO PARA ESMAGAMENTO DE LASCAS DE MADEIRA E APERFEIÇOAMENTO EM UM APARELHO PARA AFROUXAMENTO DE FIBRAS EM LASCAS DE MADEIRA

Arquivada/ExtintaInvention PatentPCT · US1989003909

Application data

Number

PI8907734

Type

Invention Patent

Filing

09/14/1989

Publication

08/27/1991

PCT

US1989003909

Progress at the INPI

  1. Filing09/14/89
  2. Publication08/27/91
  3. Examination12/24/91
  4. Allowance03/11/97
  5. Grant11/24/98
  6. Expired12/26/12

The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. C. (pessoa física)

US

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Inventors

J. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

261,455 · 10/24/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 14/09/2009

12/26/2012

RPI 2190

Concessão da patente

#16.1

11/24/1998

RPI 1455

Notificação para pagamento de retribuição

#13.1

10/14/1997

RPI 1402

Deferimento

#9.1

03/11/1997

RPI 1371

Exigência - art. 36 da LPI

#6.1

04/23/1996

RPI 1325

Solicitação de exame técnico

#4.1

12/24/1991

RPI 1099

Notificação de entrada na fase nacional - PCT

#1.3

08/27/1991

RPI 1082

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