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Official data from INPI

DISPOSITIVO AMORTECEDOR E ANEL RESILIENTE DE FORMA TOROIDAL

Em AnáliseInvention Patent

Application data

Number

PI9001244

Type

Invention Patent

Filing

03/15/1990

Publication

10/15/1991

Progress at the INPI

  1. Filing03/15/90
  2. Publication10/15/91
  3. Examination12/10/91
  4. Allowance01/18/94
  5. Grant08/30/94
  6. Terminated12/31/96

The patent was granted on 08/30/1994 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/31/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Gencorp Inc

US

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Inventors

P. H. (pessoa física)

US

R. H. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

416,184 · 10/02/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

Concessão da patente

#16.1

08/30/1994

RPI 1239

Notificação para pagamento de retribuição

#13.1

05/10/1994

RPI 1223

Deferimento

#9.1

01/18/1994

RPI 1207

Solicitação de exame técnico

#4.1

12/10/1991

RPI 1097

Publicação do pedido de patente

#3.1

10/15/1991

RPI 1089

Pedido de patente depositado

#2.1

08/14/1990

RPI 1028

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