Holt Sales & Service, Inc., including but not limited to EX-GUARD, values intellectual property, and has adopted the following to protect our intellectual property and the property of others.


Holt Sales & Service, Inc., including but not limited to EX-GUARD® has the following trademark registrations: U.S. Reg. Nos. 5,352,261, 5,352,260, 5,352,259 and 4,531,926, Canadian Reg. No. 919,576, as well as additional pending applications and valuable common law protections.

Any third-party trademarks referenced by us whether in logo form, name form, product form, or otherwise remain the property of their respective holders.  Any usage of third-party trademarks on our website is done solely to demonstrate our products compatibility with others in the marketplace.  Accordingly, any usage of third-party trademarks by us is considered nominative fair use under trademark law.

The description of the capabilities of our products does not indicate any endorsement or affiliation with these companies.



This page is intended to serve as notice under 35 U.S.C. § 287(a).

In addition to numerous pending applications relating to Holt Sales & Service, Inc., including but not limited to EX-GUARD®, EX-GUARD has the following U.S. Patents: 9,555,757, 9,114,771, D801,892, D811,295 as well as Canadian Patent 2,848,790.


Contact Us

If you have any questions regarding this notice and disclaimer, contact us using the information below:

Holt Sales & Service, Inc. d/b/a EX-GUARD Industries

Address: 2515 Dean Ave, Des Moines, Iowa 50317

Phone #: 888-902-2777