Description
Class C10C : WORKING-UP TAR, PITCH, ASPHALT, BITUMEN; PYROLIGNEOUS ACID
Subclass 3/04: Working-up pitch, asphalt, bitumen by chemical means by blowing or oxidising
C10C 3/04
Sub-Class
Stats
- 28 US PATENTS IN FORCE
- 5 US APPLICATIONS PENDING
- 10 Total Patent Owners
- 108 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12077668 | Polymer modified asphalt for industrial applications | Jul 02, 21 | Sep 03, 24 | BMIC LLC |
| 12031042 | Recycled oil and rubber modified for asphalt and method of use | Mar 05, 21 | Jul 09, 24 | Not available |
| 11999909 | Asphalt air blowing with liquid jet ejector and coil | May 19, 22 | Jun 04, 24 | ExxonMobil Technology and Engineering Company |
| 11326107 | Utilizing packed columns for asphalt air blowing | Feb 25, 20 | May 10, 22 | Building Materials Investment Corporation |
| 11053391 | Polymer modified asphalt for industrial applications | Oct 06, 17 | Jul 06, 21 | Building Materials Investment Corporation |
| 11046895 | Prevention of the emission of hydrogen sulphide in the production of hot bitumen or asphalt | Jul 17, 18 | Jun 29, 21 | Yara International ASA |
| 10844286 | Method for producing impregnated pitch from petroleum-based raw material and impregnated pitch produced thereby | Dec 26, 17 | Nov 24, 20 | Korea Research Institute of Chemical Technology |
| 10711200 | Nanobubble aided bitumen extraction from oil sand | Jan 22, 18 | Jul 14, 20 | Syncrude Canada Ltd. in trust for the owners of the Syncrude Project as such owners exist now and in the future |
| 10703980 | Asphalt blow still with sectionalized columns | Sep 27, 17 | Jul 07, 20 | Building Materials Investment Corporation |
| 10584285 | Process to produce blown asphalt | Feb 18, 19 | Mar 10, 20 | Saudi Arabian Oil Company |
| 10336906 | Use of an ester additive and paving grade asphalt in built up roofing asphalt composition manufacture | Mar 16, 15 | Jul 02, 19 | Owens Corning Intellectual Capital LLC |
| 10260003 | Multi-purpose reactor and process for the preparation of modified bitumen | Oct 07, 15 | Apr 16, 19 | Shell Oil Company |
| 10246642 | Process to produce blown asphalt | Aug 25, 17 | Apr 02, 19 | Saudi Arabian Oil Company |
| 10125319 | Integrated process to produce asphalt and desulfurized oil | Jul 25, 12 | Nov 13, 18 | Saudi Arabian Oil Company |
| 9845275 | Method for preparing polyaromatic oxide and polyaromatic oxide prepared thereby | Jan 15, 15 | Dec 19, 17 | LG CHEM, LTD. |
| 9752098 | Bio-asphalt, bio-asphalt composition and method for preparing them | May 13, 13 | Sep 05, 17 | RESEARCH INSTITUTE OF HIGHWAY, MINISTRY OF TRANSPORTATION |
| 9677004 | Method and apparatus for adjusting pitch material | Nov 12, 14 | Jun 13, 17 | TOYOTA BOSHOKU KABUSHIKI KAISHA |
| 9556383 | Asphalt oxidation technique | Mar 13, 14 | Jan 31, 17 | BUILDING MATERIALS INVESTMENT CORPORATION |
| 9447327 | Asphalt oxidation process using liquid jet ejection | Sep 12, 14 | Sep 20, 16 | EXXONMOBIL RESEARCH AND ENGINEERING COMPANY |
| 9200205 | Multi-purpose reactor and process for the preparation of modified bitumen | Dec 29, 10 | Dec 01, 15 | SHELL OIL COMPANY |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0101,313 | SYSTEM AND PROCESS FOR INCREASING A SOFTENING POINT OF ISOTROPIC PITCH | Sep 25, 23 | Mar 27, 25 | Not available |
| 2024/0384,102 | POLYMER MODIFIED ASPHALT FOR INDUSTRIAL APPLICATIONS | Jul 25, 24 | Nov 21, 24 | Building Materials Investment Corporation |
| 2020/0123,448 | METHOD FOR PRODUCING IMPREGNATED PITCH FROM PETROLEUM-BASED RAW MATERIAL AND IMPREGNATED PITCH PRODUCED THEREBY | Dec 26, 17 | Apr 23, 20 | Not available |
| 2019/0194,545 | MULTI-PURPOSE REACTOR AND PROCESS FOR THE PREPARATION OF MODIFIED BITUMEN | Mar 05, 19 | Jun 27, 19 | Not available |
| 2018/0086,982 | ASPHALT BLOW STILL WITH SECTIONALIZED COLUMNS | Sep 27, 17 | Mar 29, 18 | Building Materials Investment Corporation |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 24 Months (last 2 years Issuances)
- 24 Months (last 5 years Issuances)