Otto Hofstetter AG

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 2123

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5582851 Injection molding deviceOct 03, 94Dec 10, 96[B29C]
5254305 Injection nozzle and method for charging an injection nozzleSep 26, 91Oct 19, 93[B29C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7540740 Hydraulic system for a slideExpiredFeb 02, 04Jun 02, 09[B29C]
2006/0097,083 Coinjection nozzleAbandonedJan 30, 04May 11, 06[F02M, B05B, A62C]
6203305 Hot runner coinjection distributor block arrangementExpiredNov 12, 98Mar 20, 01[B29C]
6190157 Ejection deviceExpiredNov 12, 98Feb 20, 01[B29C]
5171738 Method of treating malignant tumorsExpiredAug 30, 89Dec 15, 92[A61K]
5139724 Method and apparatus for injection moulding blanksExpiredMar 21, 90Aug 18, 92[B29C]

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