Nova Patents
GR62011B

Lignite-impregnated material

Abstract

Pref. the dry ratio lignite:cellulosic is 3:1-8:1, and the cellulosic material is derived from paper, boxes etc. A typical compost contains 16-36% lignite, 15-30% sand, 3-13% paper, 20-50% water and 0-12% peat. The composts are prepared by mixing the components vigorously, opt. in the presence of water as a binder. Other materials which may be present include sand and peat.

Term

Term ended

Expired 4 November 1991, 34.9 years ago.

  1. Priority
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  3. Granted
  4. Expired
  5. Today

20 members in 12 offices

This recordMember, by publication datePriority claim2 more offices are in the list below

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DocumentOfficeKindDate
4647575United KingdomA
4647575United KingdomA
2017476United KingdomA
2017476United KingdomA
2017476
4747575
GB19750046475
GB19760020174

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BE848294ABelgiumA
DE2651353A1GermanyA1
NL7612394ANetherlands (Kingdom of the)A
DE2651352A1GermanyA1
LU76180A1LuxembourgA1
FR2331278A1FranceA1
FR2331536A1FranceA1
ZA766540BSouth AfricaB
ES453147A1SpainA1
ES453181A1SpainA1
AU1938176AAustraliaA
AU1946476AAustraliaA
US4099345AUnited States of AmericaA
GR62005BGreeceB
GR62011BThis recordGreeceB
FR2331278B3FranceB3
GB1574901AUnited KingdomA
GB1574902AUnited KingdomA
IT1063934BItalyB
IT1091601BItalyB