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IRVING PITT MFG COMPANY

Overview
  • Total Patents
    38
About

IRVING PITT MFG COMPANY has a total of 38 patent applications. Its first patent ever was published in 1907. It filed its patents most often in United States, Germany and United Kingdom. Its main competitors in its focus markets consumer goods, machines and machine tools are STATIONERS LOOSE LEAF CO, INTERNAT STATIONERY MANUFACTUR and SIEBER & TRUSSELL MFG COMPANY.

Patent filings in countries

World map showing IRVING PITT MFG COMPANYs patent filings in countries
# Country Total Patents
#1 United States 32
#2 Germany 2
#3 United Kingdom 2
#4 Canada 1
#5 France 1

Patent filings per year

Chart showing IRVING PITT MFG COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Pitt William P 21
#2 Pitt Frederick D 3
#3 Rupf Frank E 2
#4 Conger Claude M 2
#5 Unger Paul O 1
#6 Newman George W 1
#7 Gideon Victor W 1
#8 Cederleaf Clarence A 1
#9 Murphy William H 1
#10 Bevans Frederick G 1

Latest patents

Publication Filing date Title
US1662879A Visible-sheet binder
US1710491A Catalog cover
DE466948C Book-like easel card egg
DE466942C Book-like easel card egg with a plurality of rows
GB273166A Improvements in indexing devices
GB273165A Improvements in indexing devices
US1644087A Loose-leaf binder
US1683447A Visible index
US1657474A Loose-leaf binder and method of making the same
US1632434A Loose-leaf binder cover
US1651905A Means for displaying and selling merchandise
US1466959A Loose-leaf binder and the making of same
US1423017A Book-cover-attaching means
US1423018A Cover-attaching means for books
US1466960A Hinge mechanism for binder covers and the like
US1494626A Loose-leaf book
US1571299A Loose-leaf binder and method of making parts of same
US1423016A Binder
US1506997A Cover board and method of making same
US1560398A Temporary binder