共 50 条
- [41] The Paper Patent Rule in the Patent Office [J]. JOURNAL OF THE PATENT OFFICE SOCIETY, 1947, 29 (08): : 599 - 603
- [43] CHAL 18-Recent developments in US Patent and Trademark Office patent practice [J]. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 2007, 234
- [44] PATENT OFFICE SETS FIRM GUIDELINES ON PROTECTION OF PLANTS [J]. NATURE, 1995, 374 (6524) : 667 - 667
- [45] CHAL 11-Recent developments in US Patent and Trademark Office patent practice [J]. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 2008, 236
- [50] US patent office seeks higher fees for 2017 [J]. CHEMICAL & ENGINEERING NEWS, 2016, 94 (40) : 17 - 17