Depreciation and Amortization The increase in depreciation and amortization expenses is due to additions to our patents and property and equipment.

Neuralstem, Inc. Consolidated Balance Sheets December 31, 2014 2013 ASSETS CURRENT ASSETS Cash and cash equivalents $ 12,518,980 $ 16,846,052 Short term investments 15,007,478 - Trade and other receivables 225,524 10,000 Deferred financing fees, current portion 135,694 507,334 Prepaid expenses 274,106 255,733 Total current assets 28,161,782 17,619,119 Property and equipment, net 301,265 230,971 Patents, net 1,233,172 1,137,701 Deferred financing fees, net of current portion 89,143 360,848 Other assets 58,713 64,897 Total assets $ 29,844,075 $ 19,413,536

Note 6 Property and Equipment The major classes of property and equipment consist of the following at December 31: 2014 2013 Furniture and fixtures $ 22,603 $ 21,036 Computers and office equipment 100,105 58,741 Lab equipment 661,789 497,328 784,497 577,105 Less accumulated depreciation (483,232) (346,134) Property and equipment, net $ 301,265 $ 230,971 The above includes approximately $77,000 of equipment located at our research facility in China. Property and equipment are recorded at cost and are depreciated using the straight-line method over the estimated useful lives of the respective assets. Depreciation expense for the years ended December 31, 2014, 2013 and 2012 was approximately $137,000, $126,000 and $101,000, respectively

(a) What is the approximate age (on average) of the Companys property and equipment?

(b) Is that relatively new or relatively old compared to the expected life of the property and equipment?