Fountain pen
Basic information
Writing instrument with a metal nib and using an internal reservoir to hold ink.
When such a pen was developed, it had a reservoir of ink in its barrel, thus the name fountain pen.
The first English patent for a fountain pen was issued in May 1809 to Frederick Fölsch, an improved fountain pen feed issued to Joseph Bramah in September 1809
The fountain pen was available before but it was Romanian inventor Petrache Poenaru who received a French patent in 1827. The pen had a barrel made from a large swan quill.
It went through the years and inovations, as a pen clip,deflatable rubber sac to hold the ink, airtight cap and others, also plastic pen cartridge wasn't available until 1953, introduced by Waterman pens
Mass-produced fountain pen started in the 1880s. Dominant American producers were Waterman.
Half birthday 
Next half birthday falls on
Age in different time units
Planet Age
How old Fountain pen would be if it was started on a different planet
- 4 days from now, May 3, 2026, Fountain pen celebrate 826th Mercury age
- 26 days from now, May 25, 2026, Fountain pen celebrate 199th birthday
- 87 days from now, July 25, 2026, Fountain pen celebrate exactly 2390 months
- 92 days from now, July 30, 2026, Fountain pen celebrate 827th Mercury age
- 142 days from now, September 18, 2026, Fountain pen celebrate exactly 10,400 weeks
- 145 days from now, September 21, 2026, Fountain pen celebrate 324th Venus age
- 160 days from now, October 6, 2026, Fountain pen celebrate 106th Mars age
- 180 days from now, October 26, 2026, Fountain pen celebrate 828th Mercury age
- 209 days from now, November 23, 2026, Fountain pen celebrate 200th half birthday
- 258 days from now, January 12, 2027, Fountain pen celebrate exactly 6,300,000,000 seconds
258 days from now, January 12, 2027, Fountain pen celebrate exactly 105,000,000 minutes
258 days from now, January 12, 2027, Fountain pen celebrate exactly 1,750,000 hours