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Unformatted text preview: ing date of
2. commercially used the invention
before effective filing date Patents
Serves a purpose
To person of ordinary skill in the field
Invent before functional elements are
revealed (no “prior art”)
Elements not in public use, offered for
sale, described in print, or patented Patents
As soon as functional elements of
invention are revealed (“prior art”),
inventor has one year to file patent
Pfaff v. Wells Electronics
No, patent denied.
1-year period begins with commercial
marketing of invention, even though
invention not yet reduced to practice (not
yet in production). Patents
Lough v. Brunswick Corp.
Assigned to the following students to brief
and present in class on Thursday, March
(1) Evan Gow
(2) Taylor Jenkins
(3) John Munson
(4) Nikhil Saraf Patents
Patent Infringement Claim
1. Literal infringement
Item made, used, or sold by D clearly falls
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This note was uploaded on 08/24/2011 for the course LEB 323 taught by Professor Baker during the Spring '08 term at University of Texas at Austin.
- Spring '08
- The Land