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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

Patenting By NAICS Industry Classification
Breakout By Ownership Category
-- Whole Counts --

- this report was created with support from the National Science Foundation -

Count (*) of 1963 - 2012 Utility Patent Grants,
As Distributed By Calendar Year of Grant

- Explanation of Data -

Listing of Ownership Categories For 0.5 or More Utility Patents During the Period
Having Primary Classification Corresponding To

NAICS Classification 331
Primary Metal

( North American Industry Classification System (NAICS) classification is determined by
the primary U.S. Patent Classification System (USPC) patent classification and a USPC to NAICS concordance - see 'Explanation of Data' )
( this Whole Counts report allocates a patent to each matched industry -- see 'Explanation of Data' )

The following table displays Ownership Categories and WHOLE counts of utility patents associated with each of them; patents are distributed by year of patent grant.
Counts Sequence ID NAICS Classification Classification Title (U.S. or Foreign) Assignment ID Ownership Category PRE_1964 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 Total
Whol / YoG 13 331 Primary Metal (U.S. Ownership) 2 U.S. CORPORATION 370 441 509 559 589 512 476 506 604 595 567 634 562 538 481 449 371 370 396 317 378 373 361 361 348 394 453 367 368 395 434 388 341 344 293 383 437 374 426 402 357 325 260 272 231 243 296 368 391 375 20584
Whol / YoG 13 331 Primary Metal (U.S. Ownership) 4 U.S. INDIVIDUAL 80 77 72 114 102 60 88 87 83 89 84 107 78 83 64 68 42 54 66 58 64 69 44 46 51 59 49 40 58 58 59 65 64 50 47 66 71 78 86 70 48 42 40 28 29 27 48 39 37 39 3127
Whol / YoG 13 331 Primary Metal (U.S. Ownership) 6 U.S. GOVERNMENT 26 42 36 35 33 20 29 31 35 31 36 39 34 29 27 22 15 19 21 8 27 19 19 21 11 20 17 13 12 11 16 14 16 13 7 9 10 14 7 8 6 7 4 6 3 5 4 4 4 6 901
Whol / YoG 13 331 Primary Metal (U.S. Ownership)   -- Subtotal -- 476 560 617 708 724 592 593 624 722 715 687 780 674 650 572 539 428 443 483 383 469 461 424 428 410 473 519 420 438 464 509 467 421 407 347 458 518 466 519 480 411 374 304 306 263 275 348 411 432 420 24612
 
Whol / YoG 13 331 Primary Metal (Foreign Ownership) 3 FOREIGN CORPORATION 87 120 179 172 214 166 225 216 286 337 328 386 397 421 430 414 313 377 369 308 391 425 445 452 431 456 532 491 515 461 535 489 507 460 424 560 634 644 711 692 633 550 430 390 342 338 440 575 623 749 21070
Whol / YoG 13 331 Primary Metal (Foreign Ownership) 5 FOREIGN INDIVIDUAL 25 27 39 28 33 32 52 46 52 74 62 68 84 55 52 54 55 47 52 28 32 58 28 31 46 34 43 35 27 34 31 52 42 37 29 51 45 31 49 51 47 34 23 20 11 16 20 24 28 35 2009
Whol / YoG 13 331 Primary Metal (Foreign Ownership) 7 FOREIGN GOVERNMENT 1 8 11 13 22 3 7 5 3 2 5 6 4 10 5 5 7 4 5 10 6 12 7 14 22 9 9 6 10 8 6 7 7 4 4 3 2 2 3 2 0 0 0 0 0 0 0 0 1 3 283
Whol / YoG 13 331 Primary Metal (Foreign Ownership)   -- Subtotal -- 113 155 229 213 269 201 284 267 341 413 395 460 485 486 487 473 375 428 426 346 429 495 480 497 499 499 584 532 552 503 572 548 556 501 457 614 681 677 763 745 680 584 453 410 353 354 460 599 652 787 23362
 
Whol / YoG 13 331 Primary Metal (ALL Ownership) A All Ownership Categories 589 715 846 921 993 793 877 891 1063 1128 1082 1240 1159 1136 1059 1012 803 871 909 729 898 956 904 925 909 972 1103 952 990 967 1081 1015 977 908 804 1072 1199 1143 1282 1225 1091 958 757 716 616 629 808 1010 1084 1207 47974


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