| Class Number |
Class Name |
Patents |
| 216/11 |
Forming or treating an article whose final configuration has a projection |
340 |
| 216/12 |
Forming or treating mask used for its nonetching function (e.g., shadow mask, x-ray mask, etc.) |
241 |
| 216/13 |
Forming or treating electrical conductor article (e.g., circuit, etc.) |
771 |
| 216/2 |
Etching of semiconductor material to produce an article having a nonelectrical function |
874 |
| 216/22 |
Forming or treating article containing magnetically responsive material |
560 |
| 216/23 |
Forming or treating article containing a liquid crystal material |
139 |
| 216/24 |
Forming or treating optical article |
639 |
| 216/27 |
Forming or treating thermal ink jet article (e.g., print head, liquid jet recording head, etc.) |
561 |
| 216/28 |
Forming or treating an ornamented article |
25 |
| 216/3 |
Forming or treating josephson junction article |
59 |
| 216/33 |
Adhesive or autogenous bonding of two or more self-sustaining preforms wherein at least two of the preforms are not intended to be removed (e.g., prefabricated base, etc.) |
324 |
| 216/37 |
Etching and coating occur in the same processing chamber |
206 |
| 216/38 |
Planarizing a nonplanar surface |
395 |
| 216/39 |
Forming groove or hole in a substrate which is subsequently filled or coated |
359 |
| 216/4 |
Forming or treating a sign or material useful in a sign |
30 |
| 216/40 |
Forming pattern using lift off technique |
141 |
| 216/41 |
Masking of a substrate using material resistant to an etchant (i.e., etch resist) |
980 |
| 216/52 |
Mechanically shaping, deforming, or abrading of substrate |
613 |
| 216/54 |
Pattern or design applied by transfer |
136 |
| 216/55 |
Heating or baking of substrate prior to etching to change the chemical properties of substrate toward the etchant |
85 |
| 216/56 |
Etching to produce porous or perforated article |
290 |
| 216/57 |
Gas phase and nongaseous phase etching on the same substrate |
139 |
| 216/58 |
Gas phase etching of substrate |
436 |
| 216/6 |
Forming or treating material useful in a capacitor |
118 |
| 216/7 |
Forming or treating fibrous article or fiber reinforced composite structure |
26 |
| 216/8 |
Forming or treating cylindrical or tubular article having pattern or design on its surface |
37 |
| 216/83 |
Nongaseous phase etching of substrate |
522 |
