Pullman Rail Leasing Inc.
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Aug 23, 1988 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 93 Total Citation Count
- Dec 07, 1984 Earliest Filing
- 8 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
4765517 Valve arrangement with retainer bracket, for hopper car outlet gateExpiredMar 20, 86Aug 23, 88[B61D, B65D]
4697528 Railway tank car with protective device for protrusionExpiredApr 18, 86Oct 06, 87[F16K, B61D]
4696088 Method of converting a hopper type of rail car to accept a wider output gateExpiredOct 17, 86Sep 29, 87[B21K]
4696237 Multiple hopper rail car with offset vertical weld from conversionExpiredFeb 11, 86Sep 29, 87[B61F, B61D]
Top Inventors for This Owner
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