BARTLETT, ARDITH A.
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Dec 22, 1987 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 172 Total Citation Count
- Oct 23, 1978 Earliest Filing
- 7 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
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Recent Publications
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Recent Patents
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Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
4713976 Differential having a generally spherical differencing elementExpiredMay 16, 85Dec 22, 87[F16H]
4624028 Omnidirectional rolling support having castering induced by rotational resistanceExpiredJan 22, 85Nov 25, 86[B60B]
4567789 Method and apparatus for changing speed using a differential bandExpiredAug 08, 83Feb 04, 86[F16H]
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