The broken lines in the drawings represent unclaimed environmental subject matter.
The broken lines in the drawings represent unclaimed environmental subject matter.
Number | Name | Date | Kind |
---|---|---|---|
430377 | Condon | Jun 1890 | A |
1911934 | Ostrand et al. | May 1933 | A |
D121488 | De Roos | Jul 1940 | S |
2484409 | Jameson | Oct 1949 | A |
3257767 | Lassy | Jun 1966 | A |
3959854 | Lewis | Jun 1976 | A |
D252088 | Johansson | Jun 1979 | S |
D277546 | Trotta | Feb 1985 | S |
D308015 | Volpe et al. | May 1990 | S |
D312038 | Sachs | Nov 1990 | S |
5152117 | Wynar | Oct 1992 | A |
D333421 | Patti | Feb 1993 | S |
D339981 | Barnes | Oct 1993 | S |
D349042 | Costello | Jul 1994 | S |
D363877 | Dee | Nov 1995 | S |
D393795 | Bernstein | Apr 1998 | S |
D411951 | Baranski et al. | Jul 1999 | S |
5957416 | Sellati | Sep 1999 | A |
D461396 | Ferrill et al. | Aug 2002 | S |
6669157 | Willin et al. | Dec 2003 | B1 |
7614755 | Branham | Nov 2009 | B2 |
Number | Date | Country | |
---|---|---|---|
Parent | 29334138 | Mar 2009 | US |
Child | 29365718 | US |