Transocean LTD. (RIG)
NYSE: RIG · Drilling Oil & Gas Wells · Steinhausen, CH · filing with the SEC since 2008
Grade4.1
◀ Past 3.2● Present 4.2▶ Future 4.9
Patents
US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 202656 patents granted to the 6 names below, as the owner printed on each patent when it was granted. A later sale, a lapse or an expiry is not read, so this is what was granted to Transocean LTD.’s names, not what it holds today.
Patents granted
56
55 utility, 1 reissue, 1976 to Dec 31, 2025
Granted in 2025
1
in the last year the record reads
Applications published
12
since 2001, to Dec 31, 2025
Names they are printed under
6
a subsidiary
By yearGrantedApplications published
Each pair is one calendar year. Applications are published about eighteen months after filing, so the newest years read low.
What they are aboutgrants since 2021
Civil engineering1
The main technology area of each patent, in the World Intellectual Property Organization’s 35 fields.
Under which name6 counted
Global Marine, Inc. a subsidiary
US, as the owner printed on each patent
0 published
TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. a subsidiary
US, as the owner printed on each patent
7 published
Santa Fe Braun Inc. a subsidiary
US, as the owner printed on each patent
0 published
TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. a subsidiary
named as the applicant on its applications, in US
4 published
Transocean Offshore Inc. a subsidiary
US, as the owner printed on each patent
0 published
TRANSOCEAN SERVICES AS a subsidiary
named as the applicant on its applications, in NO
1 published
Names not counted (8)
Transocean Sedco Forex Ventures Limited
Most of its patents print KY; this name counts in BM. 62 granted and 44 published under it are not counted.
Transocean Sedco Forex Ventures Limited
Most of its patents print KY; this name counts in BM. 0 granted and 56 published under it are not counted.
Transocean Innovation Labs Ltd.
Most of its patents print KY; this name counts in BM. 19 granted and 11 published under it are not counted.
Transocean Innovation Labs Ltd.
Most of its patents print KY; this name counts in BM. 0 granted and 25 published under it are not counted.
Triton Holdings Limited
Most of its patents print US; this name counts in BM. 13 granted and 5 published under it are not counted.
Triton Industries Limited
Most of its patents print US; this name counts in BM. 4 granted and 1 published under it are not counted.
GlobalSantaFe B.V.
Most of its patents print US; this name counts in NL. 3 granted and 0 published under it are not counted.
Transocean Ltd.
Most of its patents print NO; this name counts in CH, US. 1 granted and 0 published under it are not counted.
Newest grantseach row opens the USPTO’s own copy
| Granted | Patent | Title | Field | Owner as printed |
|---|---|---|---|---|
| Mar 11, 2025 | 12,247,452 | Systems for reducing fluid hammer in subsea systems | Civil engineering | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. |
| May 1, 2018 | 9,957,977 | Impeller installation tool | Engines, pumps, turbines | Global Marine, Inc. |
| Jul 16, 2013 | 8,485,260 | Modular backup fluid supply system | Civil engineering | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. |
| Oct 23, 2012 | 8,292,548 | Method and apparatus for improving the lateral support provided by the legs of a jack-up drilling rig | Civil engineering | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. |
| May 29, 2012 | 8,186,441 | Modular backup fluid supply system | Civil engineering | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. |
| Jul 12, 2011 | 7,975,770 | Dual-BOP and common riser system | Civil engineering | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. |
| Jan 4, 2011 | 7,863,773 | Apparatus for the redundant power supply of at least one load | Electrical machinery, apparatus, energy | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. |
| Jul 20, 2010 | 7,757,772 | Modular backup fluid supply system | Civil engineering | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. |
| Aug 9, 2005 | 6,926,488 | Horizontal drill pipe racker and delivery system | Civil engineering | Global Marine, Inc. |
| Feb 1, 2005 | 6,848,539 | Work platform for blowout preventer stacks | Civil engineering | Global Marine, Inc. |
Newest applications publishedan application is a clue, never a plan
| Published | Application | Title | Field | Owner as printed |
|---|---|---|---|---|
| May 30, 2024 | 2024/0173869 | DRILL FLOOR GRAFTER ROBOT | Handling | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. · patent 12,496,734 granted from it |
| Jan 18, 2024 | 2024/0018834 | DRILLING AUTOMATION SYSTEM | Civil engineering | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. · patent 12,291,930 granted from it |
| Dec 7, 2023 | 2023/0392459 | SYSTEMS AND METHODS FOR PREVENTING CORROSION OF DRILL EQUIPMENT DUE TO DRILLING FLUID | Chemical engineering | TRANSOCEAN SERVICES AS · patent 12,241,320 granted from it |
| Jun 29, 2023 | 2023/0203905 | SYSTEMS FOR REDUCING FLUID HAMMER IN SUBSEA SYSTEMS | Civil engineering | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. · patent 12,247,452 granted from it |
| Oct 27, 2022 | 2022/0341309 | INTEGRATED END-TO-END WELL CONSTRUCTION AUTOMATION SYSTEM | Control | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. · patent 11,808,132 granted from it |
| Jul 26, 2012 | 2012/0186820 | Modular Backup Fluid Supply System | Civil engineering | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. · patent 8,485,260 granted from it |
| Sep 30, 2010 | 2010/0243260 | MODULAR BACKUP FLUID SUPPLY SYSTEM | Civil engineering | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. · patent 8,186,441 granted from it |
| Feb 18, 2010 | 2010/0040418 | METHOD AND APPARATUS FOR IMPROVING THE LATERAL SUPPORT PROVIDED BY THE LEGS OF A JACK-UP DRILLING RIG | Civil engineering | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. · patent 8,292,548 granted from it |
| Apr 23, 2009 | 2009/0101350 | MODULAR BACKUP FLUID SUPPLY SYSTEM | Civil engineering | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. |
| Apr 16, 2009 | 2009/0095464 | SYSTEM AND METHOD FOR PROVIDING ADDITIONAL BLOWOUT PREVENTER CONTROL REDUNDANCY | Civil engineering | TRANSOCEAN OFFSHORE DEEPWATER DRILLING INC. · patent 8,376,051 granted from it |
What it applied for, 2024 to 2025: Civil engineering 1 · Handling 1.
A patent is counted where the owner printed on it when it was granted carries the company’s own name, a former name, the name of a subsidiary its annual report lists, or its own name with a patent-holding phrase (Technology Licensing, Intellectual Property and the like), once the legal form, case and punctuation are set aside, and prints a country that name counts in. PatentsView’s data are published under the Creative Commons Attribution 4.0 licence. Source: PatentsView's granted patents and pre-grant publications, disambiguated, from the USPTO's Open Data Portal, through Dec 31, 2025, read Oct 27, 2026.