Reversible lock washer
Frieberg April 12, 1
U.S. patent number D268,566 [Application Number 06/305,928] was granted by the patent office on 1983-04-12 for reversible lock washer. Invention is credited to Bengt O. Frieberg.
| United States Patent | D268,566 |
| Frieberg | April 12, 1983 |
Reversible lock washer
Claims
The ornamental design for a reversible lock washer, as shown and described.
| Inventors: | Frieberg; Bengt O. (La Habra Heights, CA) |
|---|---|
| Appl. No.: | 06/305,928 |
| Filed: | September 28, 1981 |
Related U.S. Patent Documents
| Application Number | Filing Date | Patent Number | Issue Date | ||
|---|---|---|---|---|---|
| 180410 | Aug 22, 1980 | Des. 263679 | |||
| Current U.S. Class: | D8/399 |
| Current International Class: | D0808 |
| Field of Search: | ;D8/394-399 ;D23/47 ;411/145,146,371,427,428,436,531,533,537,538,542,545-547 |
References Cited [Referenced By]
U.S. Patent Documents
| D26801 | March 1897 | Spear |
| D32218 | February 1900 | Dougherty |
| 920947 | May 1909 | Gilmore |
Other References
|
Bradley Hardware Cat. 41; p. 163; Wrought Brass Washer (middle left).. |
Primary Examiner: Bullock; B. J.
Attorney, Agent or Firm: LoJacono; Francis X.
Description
FIG. 1 is a top perspective view of a reversible lock washer, showing my new design;
FIG. 2 is a bottom-plan view thereof; and
FIG. 3 is an enlarged fragmentary-sectional view taken in the direction of the arrows on line 3--3 of FIG. 1.
* * * * *
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 