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CALDWELL MFG CO

Overview
  • Total Patents
    167
  • GoodIP Patent Rank
    233,985
About

CALDWELL MFG CO has a total of 167 patent applications. Its first patent ever was published in 1899. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets civil engineering, machines and furniture and games are CRAWFORD DOOR CO, RMD IND PTY LTD and CENTOR PRODUCTS PTY LTD.

Patent filings per year

Chart showing CALDWELL MFG COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Westfall Norman R 28
#2 Newton William P 15
#3 Timothy E Erik 15
#4 Denormand Richard S 12
#5 Habbersett John I 11
#6 Lucci Robert M 10
#7 Haltof Garry P 9
#8 Milligan Patrick E 8
#9 Gregg Mahlon H 8
#10 Decker Frederick J 7

Latest patents

Publication Filing date Title
GB201912353D0 Window vent assist mechanism for vent window assembly
US2011041287A1 Side load carrier and balance system for window sashes
CA2715434A1 Static air dam
GB0917161D0 Apparatus and method for cancelling opposing torsional forces in a compound balance
US2010083464A1 Parallel Axes Compound Balance
US2010077563A1 Side Load Carrier and Balance System for Window Sashes
US2010212463A1 Pivoting Handle Installation Tool for Assembling Pre-tension Spiral Balances into Window Frames
CA2627738A1 Pre-tension anchorage for spiral balance
CA2627204A1 Tamper proof locking device for window balance carriers
US2009188076A1 Block for Window Block and Tackle Sash Balance
CA2618483A1 Friction adjuster for window balance carriers
US2009119874A1 Snap-On Window Balance Terminal Clip
US2009094898A1 Assembly of Cam-actuated Brake in Locking Shoe for Tilt Sash
CA2596293A1 Curl spring cover
US2008034537A1 Curl spring cover
US2008086840A1 Hanger system for connecting window balances and carriers
US2008178425A1 Locking shoe and mounting bracket for curl spring window balance system
US2008178424A1 Locking Shoe Formed in Non-rotatable Halves for Curl Spring Window Balance System
US2007101654A1 Spring Wiper for Curl Spring Balances
US2008000047A1 Extended travel window balance