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Official data from INPI

LANTERNA PEQUENA

PublicadaInvention Patent

Application data

Number

PI8902065

Type

Invention Patent

Filing

05/02/1989

Publication

12/05/1989

Progress at the INPI

  1. Filing05/02/89
  2. Publication12/05/89
  3. Examination02/11/92
  4. Allowance08/30/94
  5. Grant04/25/95
  6. Expired12/22/09

The letters patent expired on 12/22/2009: 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: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Mag Instrument, Inc

US

See this company's full portfolio

Inventors

A. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

187.827 · 04/29/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/05/1989

RPI 998

Pedido de patente depositado

#2.1

06/13/1989

RPI 973

Carta-patente expirada

#21.1

Patente extinta em 02/05/2004

12/22/2009

RPI 2033

Concessão da patente

#16.1

04/25/1995

RPI 1273

Notificação para pagamento de retribuição

#13.1

01/03/1995

RPI 1257

Deferimento

#9.1

08/30/1994

RPI 1239

Solicitação de exame técnico

#4.1

02/11/1992

RPI 1106

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