Berema Aktiebolag

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Patent Activity in the Last 10 Years

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5159814 Pneumatic impulse motor with gas cushionExpiredOct 26, 90Nov 03, 92[F01L, F15B]
5097913 Portable percussive machineExpiredOct 26, 90Mar 24, 92[B25D]
5091735 Overhead projector sheet for printing by thermal transfer printing and method of printing the sameExpiredApr 15, 91Feb 25, 92[B41J, G01D]
5088566 Hand held hammer machineExpiredOct 26, 90Feb 18, 92[B25D]
5083499 Impact motor with improved sealing of a drive pistonExpiredOct 26, 90Jan 28, 92[F02F, F16J]
5052498 Portable hammer machineExpiredOct 26, 90Oct 01, 91[B23B]
D319960 Hand-held toolExpiredOct 13, 88Sep 17, 91[]
5048618 Hammer machineExpiredMar 06, 90Sep 17, 91[B23B]

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