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Class Information
Number: 405/261
Name: Hydraulic and earth engineering >
Description:
Sub-classes under this class:
| Class Number |
Class Name |
Patents |
| 405/1 |
Marine vessel portage, launching, or removing |
72 |
| 405/11 |
Means to expose a normally wetted surface,e.g., cofferdam, etc. |
15 |
| 405/128.1 |
Soil remediation |
50 |
| 405/129.1 |
Subterranean waste disposal, containment, or treatment |
50 |
| 405/130 |
Temperature modification or control of earthen formation |
75 |
| 405/132 |
Underground passageway, e.g., tunnel |
114 |
| 405/15 |
Bank, shore, or bed protection |
216 |
| 405/154.1 |
Subterranean or submarine pipe or cable laying, retrieving, manipulating, or treating |
237 |
| 405/185 |
Diving |
104 |
| 405/195.1 |
Marine structure or fabrication thereof |
707 |
| 405/229 |
Foundation |
233 |
| 405/258.1 |
Earth treatment or control |
105 |
| 405/303 |
Miscellaneous |
356 |
| 405/36 |
Drainage or irrigation |
556 |
| 405/52 |
Fluid control, treatment, or containment |
500 |
| 405/8 |
Pressurized caisson |
17 |
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
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