Learn more

DARAMIC INC

Overview
  • Total Patents
    109
  • GoodIP Patent Rank
    218,448
  • Filing trend
    ⇩ 100.0%
About

DARAMIC INC has a total of 109 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1992. It filed its patents most often in WIPO (World Intellectual Property Organization), United States and Australia. Its main competitors in its focus markets environmental technology, electrical machinery and energy and machines are AMTEK RESEARCH INTERNATIONAL L, ELECTROCHEM ENERGIECONVERSIE and REDFLOW R&D PTY LTD.

Patent filings per year

Chart showing DARAMIC INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zucker Jerry 25
#2 Whear J Kevin 16
#3 Boehnstedt Werner 15
#4 Ihmels Klaus Heinrich 14
#5 Yaritz Joseph G 10
#6 Gaillard Claude 8
#7 Bohnstedt Werner 8
#8 Ruhoff Juergen 8
#9 Meyer Jacques 8
#10 Deiters Joerg 7

Latest patents

Publication Filing date Title
EP1654774A1 Separator for a lead battery
US2005058909A1 Use of grass lignins in thermoplastics
DE10327080A1 Separator material for forming a separator for an acid accumulator and method for its production
WO2004054776A1 Process for manufacturing foils for coatings
US2003224245A1 Battery separator with battlemented rib
US7238744B2 Ultrahigh molecular weight polyethylene articles and method of manufacture
DE10216418A1 Battery separator, use of a battery separator, method of making a battery separator and use of a connection
US6689509B2 Laminated multilayer separator for lead-acid batteries
US6869726B2 Reinforced multilayer separator for lead-acid batteries
US6703161B2 Multilayer separator for lead-acid batteries
US6692868B2 Melt blown battery separator
US6852444B2 Reinforced multilayer separator for lead-acid batteries
US6539615B2 In-line lug brushing assembly
US2002110730A1 Nonwoven separator for a nickel-metal hydride battery
US6485867B1 Use of lignins in thermoplastics
DE10040778A1 Fragrance and attractants based on porous, thermoplastic plastic attracting fish
DE10028084C1 Sleeve separator for lead plate of lead-acid battery has double layer projecting perpendicular to lead plate at one side at upper edge of lead plate
WO9967831A1 Separator for sealed lead storage batteries
EP1015365A1 Plate feeder apparatus
EP0954885A1 Recombinant battery separator