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Class Numbers & Titles | Class Numbers Only | USPC Index | International | HELP |
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Class 131 | TOBACCO |
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270 | ANTISMOKING PRODUCT OR DEVICE, I.E., DETERENT |
274 | PRODUCT OR DEVICE HAVING IDENTIFIABLE CONSTITUENT TO FLAVOR OR ENHANCE FLAVOR |
280 | CIGAR OR CIGARETTE MAKING |
281 | Including perforating |
282 | Including arranging, collecting, or delivering |
284 | With coating or printing |
285 | Including fingerlike member which alternately engages and releases product |
286 | With cleaning away unwanted product component, e.g., gum or adhesive |
27.1 | Including cooperating surfaces to induce rolling |
28 | Combined |
29 | With tip or mouthpiece applier or former |
31 | With tobacco treatment |
32 | With subsequent wrapping or forming operations |
33 | With wrapper cutter |
36 | With pre-cut wrapper feed and/or holder or smoother |
37 | With adhesive supply or applier |
38 | With filler tobacco or bunch feeder |
45 | With bunch pre-compressor |
46 | With end trimmer or completed article cutter |
47 | Apron type |
55 | Belt type |
56 | Roller type |
57 | Roller |
57.5 | Drum and concave surfaces |
58 | Wrapping devices |
59 | Spirally wound continuous wrapper |
60 | Longitudinally fed continuous wrapper |
61.1 | With tip or mouthpiece applier or former |
62 | With tobacco treatment |
65 | With completed article cutter |
66.1 | With tobacco rod preshaper |
67 | With wrapper sealing |
70 | Tube filling type |
71 | With tip or mouthpiece applier or former |
73 | With tube making |
74 | With hopper feed of tubes |
75 | Mold with encircling wrapper tube |
76 | With tip or mouthpiece applier or former |
77 | Molding or forming |
78 | Combined |
79 | With tobacco treatment |
80 | With plural molding or forming |
81.1 | With tobacco or bunch feed |
82 | With bunch remover and/or transfer |
83.1 | With trimmer, perforator or slitter |
84.1 | Continuous rod or ribbon former |
84.2 | With transverse compression |
84.3 | With pneumatic assist for tobacco movement |
84.4 | With trimmer for rod or ribbon |
85 | Molds |
88 | Tip or mouthpiece applying or forming |
89 | End tucker, folder, crimper, smoother |
90 | With adhesive supply or applier |
91 | With cutter or trimmer |
92 | With heater and/or end punch |
93 | Rotating type |
94 | Plug attaching or inserting |
95 | Sheet material tip |
96 | Recovery of tobacco from cigarettes and cigars |
105 | Wrappers holders and carriers |
106 | Cigar tagging or labeling |
107 | Bundling |
108 | Tobacco feeding |
111 | PLUG OR COMPRESSED SHAPE MAKING |
290 | TOBACCO TREATMENT |
291 | Puffing |
292 | Including freeze drying |
293 | By chemical reaction |
294 | By radiant energy |
295 | By high frequency field |
296 | By contact with hot gaseous medium |
297 | Extraction of component, other than moisture, by contact with diverse medium |
299 | With electrical or radiant energy |
300 | With fluid or fluent material |
301 | Including means to create a vacuum |
302 | Including means to circulate fluid |
305 | Within rotary drum-type apparatus |
306 | Including means to convey tobacco |
308 | Containing enzymes to cause fermentation |
309 | Other than water, steam, or air |
311 | Including leaf disintegration |
313 | Leaf stemming |
314 | With stem cleaning |
315 | And straightening, smoothing, flattening, or cleaning |
318 | By fluid current |
319 | By tearing |
322 | By cutting |
324 | Leaf straightening, brushing, smoothing, rolling, corrugating, or flattening with or without stem crushing |
327 | Leaf associating or disassociating |
328 | MAKING OR USING TOBACCO USERS' APPLIANCE |
329 | TOBACCO USERS' APPLIANCE |
330 | Device used for smoking |
173 | Smoke washing type |
174 | Wind or ash guarding or ash receiving |
178 | Combined or convertible |
179 | Plural smoking devices |
180 | With storage means, feeder, and/or plural bowl |
182 | With ejector |
184.1 | With cleaner, stirrer, or tamper |
185 | With igniter and/or match scratcher |
186 | With support |
187 | Cigar and cigarette holders |
191 | Tubes |
192 | Foldable or collapsible |
193 | Base burner type |
194 | Heat exchanging and/or insulating |
198.1 | Supplemental or substitute air inlet |
199 | Longitudinally divided |
200 | Smoke treating |
201 | Material separator and trap |
202 | Filter and/or absorber |
209 | Spiral passage |
210 | Serial checks or baffles |
211 | Chamber enclosed tubes or nipples |
213 | Plural reversely extending passages |
214 | Bowl detachable from neck cup |
215.1 | With valve in smoke path or removable, external passage closure |
216 | Special smoke passages |
219 | Lined or coated |
221 | Reversible bowl |
222 | Bowl detachable from neck cup |
223 | With valve or external passage closure |
224 | Tobacco supports |
225 | Joints and connections |
226 | Bowls |
227 | Stems, bits or tips |
230 | Materials and compositions |
231 | With ash receiver |
232 | Smoking device cleaner |
233 | Tip cutter, perforator or slitter |
234 | Igniter or scratching surface |
235.1 | Extinguisher |
238 | And devices for other use |
240.1 | Cigar, cigarette, or smoking device rest or holder |
Smoking device cleaners |
247 | Pipe tampers |
248 | Cigar and cigarette end cutters, combined |
253 | Cigar tip perforators or slitters |
256 | Cigar or cigarette extinquishers |
257 | Supports |
331 | SMOKE SEPARATOR OR TREATER |
332 | Having a polymer |
333 | By electric, magnetic, or radioactive action |
334 | By chemical reaction, e.g., ion-exchange, chelating, catalytic, etc. |
335 | By adding constituent to smoke stream |
338 | Having means to vary smoke flow rate |
339 | Interior surface causes particular flow characteristic |
341 | Plural diverse elements |
342 | Including particulate material |
343 | Plasticizer or adhesive coating |
344 | Occupying plural, separate, distinct zones |
345 | Including a cellulose ester or ether |
346 | With indicator or inspection means |
347 | TOBACCO OR TOBACCO SUBSTITUTE PRODUCT OR COMPONENT PART THEREOF |
348 | Pipe cartridges |
349 | With ash retainer or means to prevent or retard burning |
350 | With means to pierce or protect cigar end structure |
351 | With means to facilitate ignition |
352 | Compositions, e.g., smoking or chewing mixture or medium |
353 | Reconstituted tobacco |
354 | Material coated with tobacco dust or particle |
355 | Tobacco particles bonded by nontobacco adhesive |
356 | Having tobacco extracts or tobacco paste |
357 | Tobacco sheet formed from wet ground or wet beaten tobacco |
358 | Wrapper |
359 | Tobacco substitute, i.e., nontobacco |
360 | Cigar or cigarette |
366 | Plug tobacco |
369 | METHOD OR APPARATUS FOR MAKING TOBACCO SUBSTITUTE |
370 | METHOD OR APPARATUS FOR MAKING RECONSTITUTED TOBACCO |
CROSS-REFERENCE ART COLLECTIONS | ||
900 | LIQUIFIED GAS EMPLOYED IN PUFFING TOBACCO |
901 | ORGANIC LIQUID EMPLOYED IN PUFFING TOBACCO |
902 | INORGANIC CHEMICAL AGENTS EMPLOYED IN PUFFING TOBACCO |
903 | FIXING THE PRODUCT AFTER PUFFING |
904 | PNEUMATIC MEANS FOR SENSING CONDITION OR CHARACTERISTIC |
905 | RADIATION SOURCE FOR SENSING CONDITION OR CHARACTERISTIC |
906 | SENSING CONDITION OR CHARACTERISTIC OF CONTINUOUS TOBACCO ROD |
907 | EJECTION OR REJECTION OF FINISHED ARTICLE DUE TO DETECTED OR SENSED CONDITION |
908 | SENSING UNIQUE CHARACTERISTIC OR SPECIFIC CONDITION OF FINISHED PRODUCT |
909 | SENSING CONDITION IN FEED HOPPER FOR CIGAR OR CIGARETTE MAKING |
910 | SENSING OR DETECTING MALFUNCTION IN CIGAR OR CIGARETTE MAKER |
FOREIGN ART COLLECTIONS | ||
FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
DIGESTS | ||
DIG1 | PIPE LITERATURE |
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