per cent. The net profits for each year's business is to be ascertained by figuring the cost of labor, and materials as follows: Cost of labor.

Labor, at the average shop cost per man, arrived at in the manner customary with such party of the second part, iron castings at three cents per pound, and wrought iron, steel and fittings at the ruling market prices.

Infringement-Damages.

The said party of the first part agrees to hold the said party of the second part harmless from any damages that may result from infringement suits brought, and to personally defend at his own expense any and all suits that may be so instituted by the Excelsior Heating Company, and or any other competitors.

In Testimony Whereof, the parties hereto have hereunto set their hands and seals the day and year first above written. (Signed and sealed.)

(Construed in Bates Machine Company v. Cookson, 104 Ill. App. 457.)

Form 3648.

Assignment of Patent to Corporation.

Whereas, letters patent of the United States Numbered 583,632 for an automatic heat regulator and letters patent Number 583,633 for a thermostat were issued in the

19-, to

of New York, Jersey, and

day of

of the city of Brooklyn, county of Kings, and State of Plainfield, Union county and State of New of Elizabeth, Union County and State of New are the sole

and

Jersey; and whereas, we, said owners of said letters patent and of all the rights under the same, and whereas, the Davis & Roesch Temperature Controlling Company, a corporation organized under and pursuant to the laws of the state of New Jersey, is desirous of acquiring the entire interest in the same:

Extent of conveyance.

Now, therefore, to all it may concern be it known that for in consideration of the sum of one dollar to each of us in hand paid, the receipt of which is by each of us hereby acknowledged, we the said and, have sold, assigned, and transferred and by these presents do sell, assign and transfer unto

the said David & Roesch Temperature Controlling Company, its successors or assigns, our whole right, inventions therein contained together with all rights or causes of action which may have heretofore accrued to us through any infringement by others of said letters patent; the same to be held and enjoyed by the said David & Roesch Temperature Controlling Company for its own use and behoof and the use and behoof of its legal representatives to the full end of the term for which said letters patent are or may be granted as fully and entirely as the same. would have been held and enjoyed by us had this assignment and sale not been made.

Assignment of application for patents to corporation.

Whereas, I, -, of the city of Brooklyn, county of Kings and State of New York, have invented certain new and useful improvements in air and fluid controlling and regulating devices, and have filed applications for United States letters patent therefor, which applications were filed and numbered as follows: Serial No. 618,160, filed, 19—, for air controlling devices.

Serial No. 639,757, filed, 19—, for automatic temperature regulator for water heaters.

Serial No. 639,758, filed —, 19, for automatic temperature regulator.

Serial No. 639,759, filed, 19, for air controlling mechanism.

Serial No. 639,760, filed, 19, for device for actuating fluid controlling valves by fluid pressure; and

Whereas, the Davis & Roesch Temperature Controlling Company, a corporation organized under and pursuant to the laws of New Jersey are desirous of acquiring the entire interest in said invention and the letters patent to be obtained therefor:

Letters issued to corporation.

Now, therefore, to all whom it may concern, be it known, that for and in consideration of the sum of one dollar to me in hand paid, the receipt of which is hereby acknowledged, I, the said -, have sold, assigned and transferred, and by these presents do sell, assign and transfer unto the said Davis & Roesch Temperature Controlling Company the full and exclusive right to the said inventions as fully set forth and described in said various applications filed and numbered as aforesaid, and any and all inventions of like nature or similar thereto

which I have already completed, or which may hereafter be completed by me. I do hereby authorize and request the Commissioner of Patents to issue the letters patent granted upon the foregoing applications to the said Davis & Roesch Temperature Controlling Company as assignee of my entire right, title and interest in and to the same and the inventions therein contained, for the sole use and behoof of the said Davis & Roesch Temperature Controlling Company and its legal representatives.

(Construed in Davis & Roesch Temperature Control. Co. v. Tagliabue, 147 Fed. 705.)

Form 3649.

Agreement Creating an Escrow Holder.

Esqr.,, Cal.

Colo.,

19-.

Dear Sir: We enclose in sealed envelope a document which we desire to place in your hands as escrow holder-to be delivered to Co. of your city at such time as Mr. may cease his connection with or his successor in lumber business in Colo., otherwise to hold same until such time as you may be called upon to deliver the document referred to-to either party on an order signed by both the parties whose signatures are appended.

(See Pacific Lumber Co. v. Moffat, 134 Fed. 836.)

Form 3650.

Partial Assignment of Mortgage.

The Equitable Trust Company (hereinafter called trustee) hereby assigns to and his registered assigns (hereinafter called holder) an undivided equitable share, equivalent to

dollars ($) in a first mortgage (and the debt of $

thereby secured) from

'folio

to

19, and recorded among the

No. at the rate of quarterly on the

Said mortgage debt bears interest

per cent. per annum, payable semi-annually/

days of

in each year; it matures on

the

day of 19—; and is not subject to prepayment except as noted on the back hereof. It is further stated: (1) That said mortgage and debt have been assigned to the trustee under an agreement (duly recorded prior hereto among the records of and made part hereof) between it and The Securities Company of Baltimore, whereby the latter guarantees to the trustee the performance by the mortgage debtor of the covenants and conditions of the mortgage: (2) That the title to the mortgaged property has been guaranteed to the trustee by The Maryland Title Guarantee Company; and that the trustee will maintain adequate insurance to cover any loss by fire.

Obligations and duties of trustees.

The trustees agree: (1) That it will pay to the registered holder as received by it his proportionate share of the mortgage debt at maturity upon surrender of this assignment; and, meanwhile, his proportionate share of the mortgage interest, deducting, however, from the latter for its services so much as will leave the holder a return of per cent. per annum

net; (2) That it (the trustee) will, in case of default by the mortgage debtor promptly take (for the benefit of the holder and all other owners of equitable interests in the mortgage) such legal steps as may be necessary to enforce the covenants of the mortgage and also the said guaranty of The Securities Company of Baltimore; and (3) That it (the trustee) will enforce, if necessary, the policies of title and fire insurance.

Status of trustee and holder.

It is agreed between the trustee and the holder hereof: (1) That this assignment does not create (nor does the trustee hereby assume) any indebtedness; nor does it assume any duties except as herein specified; (2) That the interest of the holder in said mortgage and hereunder shall be assignable only on the books of the trustee; and (3) That the trustee shall for the distribution of interest and other purposes be entitled to treat the registered owner of the mortgage share evidenced hereby, as the true owner thereof; and that all notices duly mailed to the registered holder at his address on the books of the trustee shall be binding on him and all other persons whatsoever.

Witness the signature of said body corporate, trustee, by the hand of its vice-president, and its corporate seal hereunto

The Maryland Title Guarantee Company, of Baltimore, Maryland, hereby certifies that it has examined the title to the property described in the mortgage referred to in this assignment and has guaranteed to the Equitable Trust Company, trustee, that it is good and marketable. The Maryland Title Guarantee Company,

By

Vice-President.

Form 3651.

Radio Rental Contract-Use on Ships.

This agreement made this

day of, 19-, between Radio Corporation of America, a corporation organized under the laws of the state of Delaware, with its principal place of business located at No. 233 Broadway, New York, N. Y., of the one part, and hereinafter referred to as the radio corporation, and of the other part, and hereinafter referred to

as the steamship company. Witnesseth, that

Whereas the radio corporation is engaged in the exploitation of wireless telegraph sets for ships and in furnishing service in connection therewith; and

Whereas, the steamship company owns, controls, or operates the following vessels:

Now, therefore, in consideration of one dollar, each to the other paid, the receipt whereof is hereby acknowledged, and of the premises and covenants hereinafter contained, the parties agree as follows:

Equipment of vessels.

years

First. The radio corporation will equip the vessels named in this agreement with wireless telegraph apparatus and furnish service for the term beginning and ending from the first day of the next calendar month, and yearly thereafter unless terminated by sixty days' notice in writing by either party, such notice to be given not less than sixty days prior to