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| 1903 || An aggressive advertising campaign was started having Mark Twain as testimonial
| 1903 || An aggressive advertising campaign was started having Mark Twain as testimonial
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|1904 || ''Roy Conklin'' retires selling his quotes on the company (or 1907)
| 1904 || ''Roy Conklin'' retires selling his quotes on the company (or 1907)
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| 1907 || The ''Conklin Pen Manufacturing Company'' was renamed ''Conklin Pen Company'' (do not match with patent data)
| 1907 || The ''Conklin Pen Manufacturing Company'' was renamed ''Conklin Pen Company'' (do not match with patent data)