Inventor

John M. Antos

Inventor

Ann Arbor, MI, US

Overview

45→

Patents

1976–2010

Patent span

Fixed constructions

Primary field (CPC E)

Patents· 45 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E03Dprimary

E03DWater-closets or urinals with flushing devices33%

Y10TTechnical subjects covered by former us classification12%

B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for8%

F25DRefrigerators6%

LOCD26%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

A47KSanitary equipment2%

B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles2%

E03FSewers2%

E05CBolts or fastening devices for wings, specially for doors or windows2%

PatentTitleYear

7,753,461'Refrigerator shelving system'2010 7,350,886'Refrigeration storage bin including flip-top cover'2008 7,097,213'Latching arrangement for a refrigerator door'2006 6,827,410'Refrigerator door assembly and method of making same'2004 6,158,061'Sanitary toilet with integral water supply and manual flush assembly'2000 6,000,771'RV refrigerator with swinging closure door capable of being opened from both left and right sides'1999 5,875,499'Recreational vehicle toilet with flush nozzle deflector shield'1999 5,746,466'Flush service door for RV'1998 5,715,544'Toilet with improved flush nozzle'1998 D0390525'RV door unit'1998 5,557,810'Portable toilet with battery operated flush assembly'1996 5,318,275'Portable waste holding tank with improved inlet valve assembly'1994 5,247,974'Pneumatic sealing device for waste disposal systems'1993 5,073,994'Low water toilet with pulsed flush'1991 5,060,320'Recreational vehicle toilet with foot pedal flush'1991 5,056,166'Self-contained RV sanitary systems'1991 5,010,602'Toilet with pulsed flow of flush water'1991 4,944,048'Self-contained RV sanitary system'1990 4,926,508'Portable toilet with battery operated flush assembly'1990 4,908,885'Seal for self contained sanitary systems'1990 4,906,033'RV door assembly'1990 4,805,660'Vent structure for flush water holding tank of vehicle toilets'1989 4,779,650'Telescoping drain assembly for recreational vehicles'1988 4,776,631'Self-contained RV sanitary systems'1988 4,769,860'Portable toilet holding tank spout'1988 4,712,255'Portable toilet with valve actuating handle that automatically locks the valve in closed position during emptying of the holding tank'1987 4,703,785'Tank fill assist'1987 4,641,383'Portable toilet holding tank spout'1987 4,570,273'Portable toilet pourspout'1986 4,547,916'Magnetically actuated level indicator'1985 4,462,124'Flush apparatus for water closet and method of operation'1984 4,305,164'Portable toilet facility'1981 D0262051'Portable toilet'1981 D0262050'Portable toilet'1981 D0257385'Toilet'1980 4,217,668'Portable toilet'1980 4,215,445'Portable toilets'1980 D0255597'Toilet'1980 4,185,340'Toilet apparatus'1980 4,185,337'Portable toilet with improved flush apparatus'1980 4,180,876'Portable toilets'1980 4,145,773'Portable toilet with vent means for the holding tank'1979 D0250344'Toilet'1978 4,032,996'Sealing apparatus for toilet'1977 3,949,430'Portable toilet'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2010Patents assigned to THETFORD CORP (45)· patent assignee history

1976–2010Based in Ann Arbor, MI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
THETFORD CORP	45	1976–2010

Locations

Location	Patents	Span
Ann Arbor, MI, US	45	1976–2010