Padlock retaining device

1. A method for unlocking a roll-up door, the door being moveable relative to a structure proximate to the door from a closed position to an open position, the door having a locking mechanism comprising a first part attached to the door and a second part attached to the structure proximate the door, the door being locked in a closed position with a lock locking the locking mechanism, the method comprising the steps of:

a) unlocking the lock to unlock the locking mechanism;

b) after step (a), removing the lock from the locking mechanism;

c) after step (b), attaching the lock to a lock retaining device not part of the locking mechanism, the lock retaining device comprising a body section not secured to the door and secured to the structure proximate to the door, the lock retaining device comprising a lock containment section attached to and extending away from the body section, the lock containment section having a retaining hole for receiving the lock, wherein the step of attaching comprises placing the lock in the retaining hole of the lock retaining device so that the lock does not interfere with opening of the door, and wherein the body section of the lock retaining device is in the shape of a body portion and an upwardly extending U-shaped shackle of a padlock; and

d) opening the door.

2. The method of claim 1 , wherein the step of opening the door is after step (c).

3. A lock retaining device not part of a locking mechanism used to secure a door, the door being proximate to a structure separate from the door, the lock retaining device comprising:

a) a body section configured to be secured to the structure and not secured to the door; and

b) a lock containment section attached to and extending away from the body section, the lock containment section having a retaining hole for receiving a lock;

wherein the body section of the lock retaining device is in the shape of a body portion and an upwardly extending U-shaped shackle of a padlock.

4. The device according to claim 3 , wherein the lock retaining device is made from a single plate of metal.

5. The device according to claim 4 , wherein the metal is steel.

6. The device according to claim 3 , wherein the lock containment section extends away from the body section at a 90 degree angle with respect to the body section.

7. The device according to claim 3 , wherein the lock containment section is approximately ⅞ inches long.

8. The device according to claim 3 , wherein the body section of the lock retaining device is planar.

9. The device according to claim 3 , wherein the body section of the lock retaining device comprises at least one fastener hole.

10. The device according to claim 3 , wherein the body section of the lock retaining device is 2 and ¾ inches tall.

11. The device according to claim 3 , wherein the lock is a padlock having a body portion and an upwardly extending U-shape shackle.