BECKER DRILLS LTD has a total of 12 patent applications. Its first patent ever was published in 1968. It filed its patents most often in Canada, United Kingdom and United States. Its main competitors in its focus markets civil engineering are TELEJET TECHNOLOGIES INC, PROTON TECH INC and KARNEBOGEN RICHARD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Canada | 4 | |
#2 | United Kingdom | 3 | |
#3 | United States | 3 | |
#4 | Australia | 1 | |
#5 | South Africa | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering |
# | Technology | |
---|---|---|
#1 | Earth drilling |
# | Name | Total Patents |
---|---|---|
#1 | Becker Floyd W | 3 |
#2 | Sandquist Alvin V | 3 |
#3 | Becker Floyd Walter | 1 |
#4 | Becker F | 1 |
#5 | Becker N | 1 |
Publication | Filing date | Title |
---|---|---|
US3860272A | Drill pipe connector | |
CA958696A | Rotary impact drill apparatus | |
CA933146A | Method of drilling and casing a large diameter borehole | |
US3638989A | Apparatus for recovering a drill stem | |
US3598192A | Casing seal for a rotary drill apparatus | |
GB1261739A | Improvements in earth drilling apparatus | |
GB1213179A | Improvements relating to earth drilling | |
CA894105A | Casing seal for rotary drill apparatus | |
CA901626A | Apparatus for recovering a drill stem |