ROBINSON CLAY PRODUCT COMPANY has a total of 19 patent applications. Its first patent ever was published in 1933. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets mechanical elements, machines and materials and metallurgy are PROIZV OB TYUMENGAZTEKHNOLOGIY, QUASSOWSKI KEMPF INGEBORG and INST GORNOJ MEK IM G A TSULUKI.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 9 | |
#2 | Canada | 7 | |
#3 | United Kingdom | 2 | |
#4 | Germany | 1 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Machines | |
#3 | Materials and metallurgy | |
#4 | Civil engineering | |
#5 | Packaging and shipping |
# | Technology | |
---|---|---|
#1 | Pipes | |
#2 | Unspecified technologies | |
#3 | Building materials | |
#4 | Transport or storage devices | |
#5 | Structural elements | |
#6 | Roof coverings | |
#7 | Shaping of plastics | |
#8 | Shaping clay |
# | Name | Total Patents |
---|---|---|
#1 | Anderson Richard H | 10 |
#2 | Schaulin George M | 4 |
#3 | Hertzell Emanuel A | 3 |
#4 | Black Frank W | 1 |
#5 | Kenneth Hamlen Earle | 1 |
#6 | Hamlen Earle Kenneth | 1 |
#7 | Lindemann Robert E | 1 |
#8 | Anderson Richard Hugh | 1 |
Publication | Filing date | Title |
---|---|---|
US3356778A | Methods of making seals for pipe joints | |
US3185491A | Seal for pipe joints | |
GB796681A | Improvements in spigot and socket pipe joints | |
GB796680A | Improvements relating to pipe joints | |
US2816782A | Resilient toroidal push-type pipe joint | |
US2480577A | Refractory material | |
US2396509A | Acidproof cements | |
US2403364A | Gasket | |
US2282282A | Method and apparatus for manufacturing pipe | |
US2291348A | Wall coping | |
US2032523A | Pipe handling equipment | |
CA560772A | Toroidal push-type pipe joint | |
CA354445A | Wall coping | |
CA891588A | Apparatus for pressing of clay pipe using an elastomeric mandrel | |
CA635795A | Plastisol pipe joint and method of forming same | |
CA577176A | Toroidal push-type pipe joint | |
CA414307A | Wall coping | |
CA417439A | Pipe manufacturing apparatus |