|
The ornamental design for a manhole cover, substantially as shown and described. |
FIG. 1 is a perspective view of the manhole cover;
FIG. 2 is a top plan view of the manhole cover; the bottom plan view is identical except that its handle assembly is diametrically disposed in relation to the assembly shown in FIG. 2;
FIG. 3 is a side elevational view of the manhole cover;
FIG. 4 is a cross sectional view taken along line 4--4 of FIG. 2; and,
FIG. 5 is an enlarged fragmentary top plan view showing in detail a portion of the surface ornamentation.
Brief description of nature and intended use: The article is intended for use as a reversible manhole cover of identical appearance from both its top and bottom sides.
Lattner, Michael D., Koehler, Adam J., Glab, Charles D.
Patent | Priority | Assignee | Title |
8454263, | Jul 06 2011 | THOMAS LORENZ INDUSTRIETECHNIK GMBH CO KG | Production-optimized manhole cover |
9347679, | Jan 13 2014 | INV HOLDINGS, INC | Grille door opener |
D615665, | May 17 2006 | Saint-Gobain Pam | Gully cover |
D660455, | Sep 22 2011 | PELICAN WORLDWIDE, INC | Manhole cover |
D666306, | Sep 22 2011 | PELICAN WORLDWIDE, INC | Manhole cover |
D724758, | Jul 16 2013 | Manhole leveling cover | |
D858797, | Oct 17 2017 | CORE & MAIN LP | Cover |
Patent | Priority | Assignee | Title |
166574, | |||
1799489, | |||
4662777, | Nov 26 1983 | Composite article | |
5123776, | Jan 31 1991 | Advanced Drainage Systems, Inc. | Plastic fillable manhole cover with penetrating handles |
5312202, | Sep 25 1992 | 3-D Composits LTD | Access cover assembly |
5378078, | Oct 15 1991 | WESTERN FIBERGLASS, INC | Manhole cover |
5529431, | Feb 24 1995 | Alfred T., Francis; Thomas V., Walsh | Temporary manhole cover and method |
225460, |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Oct 01 1999 | GLAB, CHARLES D | MORRISON BROS COMPANY | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010440 | /0518 | |
Oct 01 1999 | LATTNER, MICHAEL D | MORRISON BROS COMPANY | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010440 | /0518 | |
Oct 01 1999 | KOEHLER, ADAM J | MORRISON BROS COMPANY | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010440 | /0518 | |
Oct 06 1999 | Morrison Bros. Company | (assignment on the face of the patent) | / |
Date | Maintenance Fee Events |
Date | Maintenance Schedule |