Information
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Patent Grant
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D408446
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Patent Number
D408,446
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Date Filed
Monday, August 3, 199826 years ago
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Date Issued
Tuesday, April 20, 199925 years ago
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Inventors
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Examiners
Agents
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US Classifications
Field of Search
US
- D19 62
- D19 64
- D19 21
- D19 20
- D19 22
- D19 23
- D19 25
- D19 59
- D10 1
- D10 21
- D10 22
- 040 107-109
- 040 110
- 040 111
- 040 113
- 040 114
- 040 115
- 040 118
- 040 120
- D11 133
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International Classifications
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Claims
- The ornamental design for a perpetual calendar, as shown and described.
US Referenced Citations (9)
