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Legal status
Patent expired
| (51) | INT.CL.: (2006.01) |
B02C 25/00 |
| (11) | Number of the document | 2539 |
| (13) | Kind of document | B |
| (21) | Application number | RP1211 |
| (22) | Date of filing the application | 1993-09-28 |
| (41) | Date of publication of the application | |
| (45) | Date of publication of patent | 1994-02-15 |
| (86) | Number | 1173937 |
| Date | 1981-12-10 |
| (30) | Number | Date | Country code |
| 2796/80 | 1980-04-11 | CH | |
| PCT/EP81/00028 | 1981-04-10 | WO |
| (71) |
BUEHLER AG MASCHINENFABRIK,
CH-9240 Uzwil,
CH
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| (72) |
Robert LINZBERGER, CH
Werner WINTELER, CH Hans OETIKER, CH Leendert KETTING, CH |
| (73) |
BUEHLER AG MASCHINENFABRIK,
CH-9240 Uzwil,
CH
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| (74) |
Reda ŽABOLIENĖ,
METIDA, Verslo centras "VERTAS", Gynėjų g. 16, LT-01109 Vilnius,
LT
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| (54) |
| Payment date | Validity (years) | Amount | |
| 1995-08-16 | 5 | 250.00 USD |
| 1998-09-28 |
| Patent expired | ||
| Invalidation date | 1996-04-10 |