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Official data from INPI

APARELHO PARA ANALISAR AMOSTRAS DE MATERIAL

Arquivada/ExtintaInvention Patent

Application data

Number

PI9102076

Type

Invention Patent

Filing

05/21/1991

Publication

12/24/1991

Progress at the INPI

  1. Filing05/21/91
  2. Publication12/24/91
  3. Examination06/30/92
  4. Allowance11/07/95
  5. Grant08/27/96
  6. Expired06/29/10

The letters patent expired on 06/29/2010: 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: 06/29/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Gamma-Metrics

US

Inventors

R. P. (pessoa física)

US

R. C. (pessoa física)

US

S. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

527.483 · 05/23/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 21/05/2006

06/29/2010

RPI 2060

Concessão da patente

#16.1

08/27/1996

RPI 1343

Deferimento

#9.1

11/07/1995

RPI 1301

Exigência - art. 36 da LPI

#6.1

04/25/1995

RPI 1273

Solicitação de exame técnico

#4.1

06/30/1992

RPI 1126

Publicação do pedido de patente

#3.1

12/24/1991

RPI 1099

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