WINTERS ALEXANDER F

Overview

Total Patents

11

About

WINTERS ALEXANDER F has a total of 11 patent applications. Its first patent ever was published in 1918. It filed its patents most often in United States. Its main competitors in its focus markets machines and civil engineering are CLARK HARTWELL, GRUBER ARCHIBALD B and TEETOR MACY O.

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Patent filings in countries

World map showing WINTERS ALEXANDER Fs patent filings in countries

#	Country	Total Patents
#1	United States	11

Patent filings per year

Chart showing WINTERS ALEXANDER Fs patent filings per year from 1900 to 2020

Similar Companies

CLARK HARTWELL 98% similarity

GRUBER ARCHIBALD B 97% similarity

TEETOR MACY O 97% similarity

DENT HARDWARE COMPANY 95% similarity

TOKYO MAGNET OYO SEIHIN KK 95% similarity

LEE FREDERICK J 95% similarity

GRAND RAPIDS BRASS CO 95% similarity

WARTIAN LOCK CO 94% similarity

TOWER DANIEL W 94% similarity

WINTERS & CRAMPTON CORP 94% similarity

Focus industries

#	Industry
#1	Machines
#2	Civil engineering

Focus technologies

#	Technology
#1	Unspecified technologies
#2	Unspecified technologies
#3	Bolts for doors or windows
#4	Locks
#5	Wing fittings
#6	Hinges for doors or windows

Top inventors

#	Name	Total Patents
#1	Winters Alexander F	11
#2	Crampton Basil R	7

Latest patents

Publication	Filing date	Title
US1648289A	1926-11-29	Latch
US1646075A	1926-09-20	Reversible latch
US1659849A	1926-07-22	Reversible latch
US1648249A	1925-07-20	Hinge
US1609342A	1925-01-19	Latch
US1609341A	1924-12-23	Latch
US1533489A	1923-04-27	Latch
US1385102A	1920-12-07	Latch
US1292553A	1918-05-23	Latch.
US1292552A	1918-01-09	Latch.
US1278275A	1918-01-09	Latch.