|  
			 				  
					| PTO
                  Wrapper
						
						PDF |    
				  | Dossier
                
						Espace
						Google |  
				  |  |  
					| Patent    D252517 |  
					| Priority Sep 12 1977 |  
					| Filed Sep 12 1977 |  
					| Issued Jul 31 1979 |  
					| Expiry Jul 31 1993 |  
					|  |  
					| Assg.orig |  
					|  |  
					| Entity unknown |  
					 | 3 |  
					 | 1 |  
					 | 
						  n/a |  
						 
    |  |  | 
			  
			  The ornamental design for a pair of spectacles, as shown and described. | 
 
	
FIG. 1 is an illustration, in perspective, of the pair of spectacles
showing my new design;
FIG. 2 is a top plan view of the spectacles;
FIG. 3 is a side elevational view of the pair of spectacles, the opposite
side having substantially the same appearance; and
FIG. 4 is a rear elevational view of the pair of spectacles, its temples
being broken away for convenience of illustration.
	
	Canavan, III, Richard W.
	
	
	
	
	  
 	  	 | Patent | Priority | Assignee | Title | 
	      
	 | 3884561, |  |  |  | 
	
	
	
	  
	  	 | Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
	  | Sep 12 1977 |  | American Optical Corporation | (assignment on the face of the patent) | / |  | 
    
| May 13 1982 | American Optical Corporation | AO,INC  A CORP OF DE | ASSIGNMENT OF ASSIGNORS INTEREST | 004056/ | 0229 | pdf | 
    
| May 28 1982 | AO, INC  A DE CORP | WARNER-LAMBERT TECHNOLOGIES, INC , A TX CORP | CONDITIONAL ASSIGNMENT  SEE DOCUMENT FOR DETAILS | 004041/ | 0934 | pdf | 
    
| May 28 1982 | AO, INC , A DE CORP | WARNER-LAMBERT TECHNOLOGIES, INC | SECURITY INTEREST  SEE DOCUMENT FOR DETAILS | 004073/ | 0046 | pdf | 
    
| May 28 1982 | AO, INC , A DE CORP | WARNER-LAMBERT CANADA, INC | SECURITY INTEREST  SEE DOCUMENT FOR DETAILS | 004073/ | 0046 | pdf | 
    
| Jun 21 1982 | AO, INC | IRVING TRUST COMPANY | ASSIGNMENT OF ASSIGNORS INTEREST | 004073/ | 0675 | pdf | 
    
| May 27 1988 | RADIAC ABRASIVES  WEST  INC | IRVING TRUST COMPANY | SECURITY INTEREST  SEE DOCUMENT FOR DETAILS | 004918/ | 0235 | pdf | 
    
| May 27 1988 | RADIAC ABRASIVES  EAST  INC | IRVING TRUST COMPANY | SECURITY INTEREST  SEE DOCUMENT FOR DETAILS | 004918/ | 0235 | pdf | 
    
| May 27 1988 | American Optical Corporation | IRVING TRUST COMPANY | SECURITY INTEREST  SEE DOCUMENT FOR DETAILS | 004918/ | 0235 | pdf | 
    
| Apr 13 1990 | BANK OF NEW YORK, THE  FORMERLY KNOWN AS IRVING TRUST COMPANY | American Optical Corporation | RELEASED BY SECURED PARTY  SEE DOCUMENT FOR DETAILS | 005535/ | 0035 | pdf | 
    
| Apr 13 1990 | BANK OF NEW YORK, THE  FORMERLY KNOWN AS IRVING TRUST COMPANY | RADIAC ABRASIVES  EAST  INC | RELEASED BY SECURED PARTY  SEE DOCUMENT FOR DETAILS | 005535/ | 0035 | pdf | 
    
| Apr 13 1990 | BANK OF NEW YORK, THE  FORMERLY KNOWN AS IRVING TRUST COMPANY | RADIAC ABRASIVES  WEST  INC | RELEASED BY SECURED PARTY  SEE DOCUMENT FOR DETAILS | 005535/ | 0035 | pdf | 
    
	
	
	
	  
	  	 | Date | Maintenance Fee Events | 
	  n/a
	
	
	
	  
	  	 | Date | Maintenance Schedule | 
	  n/a