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Class Information
Number: Plt
Name: Plants >
Description: This is the class for plants which are patentable under Title 35 U.S. Code, Section 161, which provides for the granting of a patent to whoever invents or discovers and asexually reproduces any distinct and new variety of plant, including cultivated sports, mutants, hybrids, and newly found seedlings other than a tuber propagated plant or a plant found in an uncultivated state.
| Class Number |
Class Name |
No. of Patents | | PLT/216 |
Broadleaf tree |
104 | | PLT/219 |
Ash |
11 | | PLT/220 |
Dogwood |
55 | | PLT/221 |
Elm |
19 | | PLT/217 |
Honey locust |
3 | | PLT/222 |
Linden |
6 | | PLT/223 |
Magnolia |
19 | | PLT/224 |
Maple |
53 | | PLT/225 |
Oak |
40 | | PLT/218 |
Poplar |
4 | | PLT/258 |
Commercial herbaceous vegetable or herb plant |
78 | | PLT/260 |
Asparagus |
32 | | PLT/259 |
Mint |
21 | | PLT/262 |
Rhubarb |
1 | | PLT/261 |
Tomato |
12 | | PLT/213 |
Conifer |
64 | | PLT/214 |
Juniper |
19 | | PLT/215 |
Yew |
5 | | PLT/156 |
Fruit (including ornamental variety) |
80 | | PLT/161 |
Apple |
155 | | PLT/175 |
Columnar habit |
7 | | PLT/173 |
Crabapple |
32 | | PLT/172 |
Green or yellow fruited variety |
40 | | PLT/174 |
Rootstock |
19 | | PLT/169 |
Sport of `cortland` |
2 | | PLT/170 |
Sport of `empire` |
3 | | PLT/168 |
Sport of `fuji` |
19 | | PLT/162 |
Sport of `gala` |
27 | | PLT/163 |
Sport of `jonagold` |
11 | | PLT/166 |
Sport of `jonathan` |
6 | | PLT/165 |
Sport of `macintosh` |
10 | | PLT/171 |
Sport of `red delicious` |
17 | | PLT/164 |
Sport of `rome` |
4 | | PLT/167 |
Sport of `winesap` |
1 | | PLT/200 |
Avocado |
29 | | PLT/157 |
Blueberry |
93 | | PLT/203 |
Bramble |
40 | | PLT/204 |
Raspberry |
93 | | PLT/201 |
Citrus |
25 | | PLT/202 |
Orange |
40 | | PLT/211 |
Ficus |
37 | | PLT/212 |
Flowering quince |
0 | | PLT/205 |
Grape |
115 | | PLT/207 |
Green or yellow |
62 | | PLT/206 |
New world |
27 | | PLT/159 |
Mango |
9 | | PLT/158 |
Olive |
18 | | PLT/176 |
Pear |
33 | | PLT/178 |
Asian |
18 | | PLT/177 |
Ornamental |
4 | | PLT/179 |
Rootstock |
10 | | PLT/160 |
Plantain or banana |
8 | | PLT/210 |
Pomegranate |
9 | | PLT/180 |
Stone fruit tree |
143 | | PLT/186 |
Apricot |
64 | | PLT/181 |
Cherry |
73 | | PLT/182 |
Ornamental |
5 | | PLT/183 |
Rootstock |
28 | | PLT/187 |
Nectarine |
6 | | PLT/188 |
White-fleshed clingstone, semi-clingstone, or semi-freestone |
69 | | PLT/189 |
White-fleshed freestone |
18 | | PLT/190 |
Yellow-fleshed clingstone, semi-clingstone, or semi-freestone |
185 | | PLT/191 |
Dwarf or semi-dwarf |
2 | | PLT/192 |
Yellow-fleshed freestone |
60 | | PLT/193 |
Dwarf or semi-dwarf |
5 | | PLT/194 |
Peach |
7 | | PLT/195 |
White-fleshed clingstone, semi-clingstone, or semi-freestone |
55 | | PLT/196 |
White-fleshed freestone |
49 | | PLT/197 |
Yellow-fleshed clingstone, semi-clingstone, or semi-freestone |
156 | | PLT/198 |
Yellow-fleshed freestone |
137 | | PLT/199 |
Dwarf or semi-dwarf |
19 | | PLT/184 |
Plum |
179 | | PLT/185 |
Prune |
14 | | PLT/208 |
Strawberry |
153 | | PLT/209 |
Everbearing |
148 | | PLT/384 |
Grass (e.g., pampas, elephant, etc.) |
76 | | PLT/386 |
Perennial corn |
4 | | PLT/388 |
Recreational turf or pasture grass |
17 | | PLT/389 |
Bermuda grass |
34 | | PLT/393 |
Bluegrass |
37 | | PLT/391 |
Buffalo grass |
14 | | PLT/392 |
St. augustine grass |
17 | | PLT/390 |
Zoysia grass |
36 | | PLT/387 |
Salt grass |
5 | | PLT/385 |
Sugar cane |
3 | | PLT/263 |
Herbaceous oranamental flowering plant (e.g., nicotiana, tritoma, delphinium, dicentra, lobelia, nasturtium, etc.) |
1241 | | PLT/350 |
Achimenes |
5 | | PLT/264 |
African violet |
64 | | PLT/270 |
Multicolor |
64 | | PLT/271 |
With double or semi-double flower |
11 | | PLT/266 |
Pink |
51 | | PLT/268 |
Purple or blue with white edge |
33 | | PLT/267 |
Red-purple |
48 | | PLT/269 |
Single color with double or semi-double flower |
27 | | PLT/265 |
White |
16 | | PLT/309 |
Alstroemeria |
269 | | PLT/362 |
Anigozanthos |
18 | | PLT/365 |
Anthurium |
84 | | PLT/367 |
Pink |
21 | | PLT/368 |
Purple, purple-red, or lavender |
11 | | PLT/369 |
Red |
41 | | PLT/366 |
White or cream |
10 | | PLT/342 |
Aquatic plant |
12 | | PLT/355 |
Aster |
116 | | PLT/343 |
Begonia |
88 | | PLT/344 |
Rieger |
26 | | PLT/347 |
Orange or orange-red |
27 | | PLT/348 |
Pink |
72 | | PLT/349 |
Red or red-purple |
34 | | PLT/345 |
White |
13 | | PLT/346 |
Yellow |
14 | | PLT/352 |
Bouvardia |
13 | | PLT/370 |
Bromeliad |
80 | | PLT/371 |
Guzmania |
104 | | PLT/372 |
Cactus |
47 | | PLT/272 |
Carnation or pink |
70 | | PLT/282 |
Dark pink |
18 | | PLT/281 |
Light to medium pink |
44 | | PLT/283 |
Red |
41 | | PLT/273 |
Spray type |
114 | | PLT/277 |
Dark pink |
11 | | PLT/276 |
Light to medium pink |
51 | | PLT/278 |
Red |
41 | | PLT/274 |
White |
25 | | PLT/275 |
Yellow |
15 | | PLT/279 |
White |
14 | | PLT/280 |
Yellow |
9 | | PLT/284 |
Chrysanthemum (e.g., chrysanthemum indicum, etc.) |
14 | | PLT/286 |
Chrysanthemum morifolium or dendranthema grandiflora (i.e., chrysanthemum hortorum) |
289 | | PLT/287 |
Decorative (i.e., double-flowered and indistinct eye of disc floret) |
250 | | PLT/292 |
Dark pink |
28 | | PLT/291 |
Light to medium pink |
75 | | PLT/290 |
Orange |
133 | | PLT/293 |
Red |
78 | | PLT/288 |
White |
159 | | PLT/289 |
Yellow |
281 | | PLT/296 |
Orange or bronze |
112 | | PLT/297 |
Pink |
117 | | PLT/298 |
Red |
87 | | PLT/294 |
White or cream |
166 | | PLT/295 |
Yellow or gold |
272 | | PLT/285 |
Shasta daisy |
14 | | PLT/321 |
Dahlia |
225 | | PLT/312 |
Daylily |
42 | | PLT/361 |
Eryngium |
11 | | PLT/302 |
Euphorbia |
63 | | PLT/303 |
Poinsettia |
86 | | PLT/306 |
Pink |
72 | | PLT/307 |
Red |
236 | | PLT/304 |
White or cream |
53 | | PLT/305 |
Yellow |
8 | | PLT/351 |
Exacum |
6 | | PLT/299 |
Freesia |
8 | | PLT/300 |
Fuchsia |
44 | | PLT/334 |
Gazania |
17 | | PLT/324 |
Geranium |
111 | | PLT/332 |
Ivy leaf |
232 | | PLT/331 |
Regal or martha washington |
91 | | PLT/325 |
Zonal |
122 | | PLT/327 |
Peach, salmon, or orange |
94 | | PLT/328 |
Pink |
82 | | PLT/329 |
Purple, red-purple, or lavender |
156 | | PLT/330 |
Red |
209 | | PLT/326 |
White |
34 | | PLT/357 |
Gerbera |
75 | | PLT/301 |
Gladiolus |
23 | | PLT/354 |
Gypsophila |
34 | | PLT/359 |
Helichrysum |
50 | | PLT/353 |
Hosta |
80 | | PLT/317 |
Impatiens |
235 | | PLT/318 |
New guinea |
555 | | PLT/319 |
Double flowered |
20 | | PLT/310 |
Iris |
6 | | PLT/335 |
Kalanchoe |
30 | | PLT/340 |
Orange |
59 | | PLT/339 |
Pink |
61 | | PLT/337 |
Purple |
23 | | PLT/341 |
Red |
81 | | PLT/336 |
White |
21 | | PLT/338 |
Yellow |
32 | | PLT/313 |
Lily |
21 | | PLT/314 |
Asiatic |
170 | | PLT/315 |
Oriental |
82 | | PLT/358 |
Limonium |
17 | | PLT/311 |
Orchid |
87 | | PLT/360 |
Osteospermum |
272 | | PLT/316 |
Peony |
12 | | PLT/356 |
Petunia |
407 | | PLT/320 |
Phlox |
134 | | PLT/363 |
Scaevola |
35 | | PLT/322 |
Snapdragon |
57 | | PLT/364 |
Spathiphyllum |
99 | | PLT/333 |
Streptocarpus |
41 | | PLT/308 |
Verbena |
305 | | PLT/323 |
Viola |
33 | | PLT/373 |
Herbaceous ornamental foliage plant |
196 | | PLT/376 |
Aglaonema |
75 | | PLT/375 |
Calathea |
25 | | PLT/378 |
Dieffenbachia |
37 | | PLT/383 |
Dracaena or cordyline |
56 | | PLT/379 |
Fern |
33 | | PLT/380 |
Hoya |
1 | | PLT/381 |
Philodendron |
24 | | PLT/382 |
Sansevieria |
1 | | PLT/377 |
Schefflera |
13 | | PLT/374 |
Syngonium |
10 | | PLT/395 |
Miscellaneous |
5 | | PLT/394 |
Mushroom |
16 | | PLT/152 |
Nut (including ornamental variety) |
31 | | PLT/155 |
Almond |
45 | | PLT/153 |
Pecan |
10 | | PLT/154 |
Walnut |
41 | | PLT/101 |
Rose |
21 | | PLT/109 |
Climber |
33 | | PLT/112 |
Orange |
6 | | PLT/114 |
Pink |
24 | | PLT/115 |
Red |
28 | | PLT/113 |
Salmon |
3 | | PLT/110 |
White |
7 | | PLT/111 |
Yellow |
18 | | PLT/141 |
Floribunda or polyantha |
50 | | PLT/149 |
Dark pink |
30 | | PLT/151 |
Dark red |
24 | | PLT/148 |
Light to medium pink |
58 | | PLT/150 |
Light to medium red |
58 | | PLT/143 |
Mottled, multiple, or striped colors |
40 | | PLT/146 |
Orange |
21 | | PLT/142 |
Red bicolor |
17 | | PLT/147 |
Salmon |
12 | | PLT/144 |
White |
28 | | PLT/145 |
Yellow |
69 | | PLT/130 |
Grandiflora or hybrid tea |
132 | | PLT/138 |
Dark pink |
38 | | PLT/140 |
Dark red |
63 | | PLT/137 |
Light to medium pink |
140 | | PLT/139 |
Light to medium red |
120 | | PLT/132 |
Mottled, multiple, or striped colors |
95 | | PLT/135 |
Orange |
32 | | PLT/131 |
Red bicolor |
39 | | PLT/136 |
Salmon |
39 | | PLT/133 |
White |
56 | | PLT/134 |
Yellow |
105 | | PLT/116 |
Miniature |
204 | | PLT/119 |
Orange |
39 | | PLT/121 |
Pink |
167 | | PLT/122 |
Red |
166 | | PLT/120 |
Salmon |
35 | | PLT/117 |
White |
51 | | PLT/118 |
Yellow |
98 | | PLT/102 |
Shrub |
103 | | PLT/105 |
Orange |
11 | | PLT/107 |
Pink |
137 | | PLT/108 |
Red |
78 | | PLT/106 |
Salmon |
5 | | PLT/103 |
White |
47 | | PLT/104 |
Yellow |
47 | | PLT/123 |
Super-miniature |
36 | | PLT/126 |
Orange |
4 | | PLT/128 |
Pink |
13 | | PLT/129 |
Red |
20 | | PLT/127 |
Salmon |
6 | | PLT/124 |
White |
6 | | PLT/125 |
Yellow |
10 | | PLT/226 |
Shrub or vine |
569 | | PLT/238 |
Azalea or rhododendron |
65 | | PLT/240 |
Dark pink to red |
59 | | PLT/239 |
Light to medium pink |
41 | | PLT/241 |
Barberry |
20 | | PLT/256 |
Bougainvillea |
22 | | PLT/242 |
Buddleia |
38 | | PLT/243 |
Camellia |
8 | | PLT/245 |
Dark pink to red |
4 | | PLT/244 |
Light to medium pink |
3 | | PLT/229 |
Chamaelaucium |
7 | | PLT/228 |
Clematis |
103 | | PLT/252 |
Crape myrtle |
56 | | PLT/249 |
English ivy (i.e., hedera helix variety) |
2 | | PLT/246 |
Euonymus |
21 | | PLT/230 |
Forsythia |
14 | | PLT/255 |
Gardenia |
13 | | PLT/231 |
Heather |
18 | | PLT/257 |
Hibiscus |
223 | | PLT/247 |
Holly |
61 | | PLT/236 |
Hop |
26 | | PLT/250 |
Hydrangea |
179 | | PLT/227 |
Lantana |
90 | | PLT/248 |
Lilac |
14 | | PLT/232 |
Mandevilla (dipladenia) |
83 | | PLT/235 |
Nandina |
12 | | PLT/233 |
Oleander |
10 | | PLT/234 |
Pittosporum |
10 | | PLT/237 |
Potentilla |
14 | | PLT/253 |
Pyracantha |
1 | | PLT/254 |
Raphiolepis |
21 | | PLT/251 |
Veronica |
50 | |
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