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Official data from INPI

CONJUNTO DE TREM DE POUSO E CONJUNTO DE TREM DE POUSO TRICICLO DE MUDANÇA RÁPIDA

Arquivada/ExtintaInvention PatentPCT · US1988004319

Application data

Number

PI8807883

Type

Invention Patent

Filing

12/08/1988

Publication

11/27/1990

PCT

US1988004319

Progress at the INPI

  1. Filing12/08/88
  2. Publication11/27/90
  3. Examination04/14/92
  4. Allowance08/17/93
  5. Grant05/31/94
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 09/02/2008. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bell Helicopter Textron Inc.

US

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Inventors

C. D. (pessoa física)

US

J. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

88/04319 · 12/08/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 08/12/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

05/31/1994

RPI 1226

Notificação para pagamento de retribuição

#13.1

01/18/1994

RPI 1207

Deferimento

#9.1

08/17/1993

RPI 1185

Solicitação de exame técnico

#4.1

04/14/1992

RPI 1115

Notificação de entrada na fase nacional - PCT

#1.3

11/27/1990

RPI 1043

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