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Official data from INPI

GRAMPEADOR

PublicadaInvention Patent

Application data

Number

PI8605640

Type

Invention Patent

Filing

11/14/1986

Publication

08/18/1987

Progress at the INPI

  1. Filing11/14/86
  2. Publication08/18/87
  3. Examination02/01/90
  4. Allowance04/09/91
  5. Grant10/29/91
  6. Terminated10/03/95

The patent was granted on 10/29/1991 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: 08/18/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Swingline Inc.

US

See this company's full portfolio

Inventors

P. O. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

799.080 · 11/18/1985

US

860.730 · 05/07/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/18/1987

RPI 878

Pedido de patente depositado

#2.1

04/14/1987

RPI 860

Anuidade - prazo legal encerrado

#18.2

10/03/1995

RPI 1296

Concessão da patente

#16.1

10/29/1991

RPI 1091

Notificação para pagamento de retribuição

#13.1

07/23/1991

RPI 1077

Deferimento

#9.1

04/09/1991

RPI 1062

Exigência - art. 36 da LPI

#6.1

09/25/1990

RPI 1034

Pedido de certificado de adição de invenção

#5.1

03/27/1990

RPI 1011

Solicitação de exame técnico

#4.1

02/01/1990

RPI 1004

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