Page:U.S. Department of the Interior Annual Report 1883.djvu/40

 The whole building will be of brick, burned clay, and metal, and be fire-proof throughout.

The expenditures to this time for work and for material, of which a large quantity is on hand, has been $176,970.14 for construction of building, and a contract has been made for heating apparatus much under the appropriation, and this work is now in course of erection, the steam and return pipes being inserted in the flues provided for them and carried up as the walls themselves rise.

There remains available on the construction of the building $223,- 129.86; for construction of heating apparatus, $39,480.55.

PATENTS.

The report of the Commissioner of Patents shows increased activity in that Bureau during the past fiscal year.

Number of applications for patents received. . . . 32,845 Number of applications for design patents received. . . . 1,039 Number of applications for reissue patents received. . . . 247 Number of applications for registration of trade-marks. . . . 854 Number of applications for registration of labels. . . . 749 Total. . . . 35, 734 Number of caveats filed. . . . 2,688 Number of patents granted, including reissues and designs. . . . 21,185 Number of trade-marks registered. . . . 883 Number of labels registered. . . . 618 Total. . . . 22,686 Number of patents withheld for non-payment of final fees. . . . 2,056 Number of patents expired. . . . 7,471

RECEIPTS AND EXPENDITURES.

Receipts from all sources. . . . $1,095,884 70 Expenditures (not including printing). . . . 704,348 45 Surplus. . . . 391,536 25

COMPARATIVE STATEMENT SHOWING THE INCREASE IN THE WORK.

Number of applications for patents, including reissues, designs, trade-marks, and labels, received—

During the fiscal year ending June 30, 1881. . . . 24,906 During the fiscal year ending June 30, 1882. . . . 30,062 During the fiscal year ending June 30, 1883. . . . 35,734 Increase 1883 over 1881. . . . 10,828 Increase 1883 over 1832. . . . 5,672

Number of applications awaiting action on the part of the office on— July 1, 1882. . . . 3,387 July 1, 1883. . . . 4,699 Increase, 39 per cent., or. . . . 1,312