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Official data from INPI

CONECTOR DE EMENDA PARA REALIZAR EMENDAS DE TOPO ENTRE DUAS FIBRAS ÓTICAS

PublicadaInvention Patent

Application data

Number

PI8901691

Type

Invention Patent

Filing

04/10/1989

Publication

11/21/1989

Progress at the INPI

  1. Filing04/10/89
  2. Publication11/21/89
  3. Examination02/11/92
  4. Allowance11/29/94
  5. Grant06/27/95
  6. Expired12/15/09

The letters patent expired on 12/15/2009: 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: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Minnesota Mining and Manufacturing Company

US

Minnesota Mining And Manufacturing Company

US

See this company's full portfolio

Inventors

R. P. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

182,794 · 04/18/1988

US

182,795 · 04/18/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/21/1989

RPI 996

Pedido de patente depositado

#2.1

05/23/1989

RPI 970

Carta-patente expirada

#21.1

Patente extinta em 10/04/2004

12/15/2009

RPI 2032

Concessão da patente

#16.1

06/27/1995

RPI 1282

Notificação para pagamento de retribuição

#13.1

04/04/1995

RPI 1270

Deferimento

#9.1

11/29/1994

RPI 1252

Exigência - art. 36 da LPI

#6.1

06/14/1994

RPI 1228

Exigência - art. 36 da LPI

#6.1

01/18/1994

RPI 1207

Solicitação de exame técnico

#4.1

02/11/1992

RPI 1106

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