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Official data from INPI

CORRENTE DE ELOS UNITÁRIOS

PublicadaInvention Patent

Application data

Number

PI8803080

Type

Invention Patent

Filing

06/23/1988

Publication

05/02/1989

Progress at the INPI

  1. Filing06/23/88
  2. Publication05/02/89
  3. Examination11/13/90
  4. Allowance07/23/91
  5. Grant05/26/92
  6. Terminated10/24/95

The patent was granted on 05/26/1992 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: 05/02/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Blount, Inc.

US

See this company's full portfolio

Inventors

M. H. (pessoa física)

Technical data

IPC Classification

Priority claims

US

086.640 · 08/18/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/02/1989

RPI 967

Pedido de patente depositado

#2.1

11/16/1988

RPI 943

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Concessão da patente

#16.1

05/26/1992

RPI 1121

Republicação - classificação IPC

#15.11

11/26/1991

RPI 1095

Notificação para pagamento de retribuição

#13.1

11/19/1991

RPI 1094

Deferimento

#9.1

07/23/1991

RPI 1077

Solicitação de exame técnico

#4.1

11/13/1990

RPI 1041

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