Assignee
PORTABLE COMPOSITE STRUCTURES INC
US·4 granted patents·15 citations·filing 2014–2016
Technology mixE21B4
Top patents by PatentIndex Score
4 records- 0191US9341032B2Centralizer with collaborative spring forcePORTABLE COMPOSITE STRUCTURES INC·Filed 2015·Granted May 17, 2016·11 cites·7 claims
- 0266US9458672B2Method and devices for centralizing a casingPORTABLE COMPOSITE STRUCTURES INC·Filed 2014·Granted Oct 4, 2016·3 cites·9 claims
- 0361US9909372B2Well casing stop collarPORTABLE COMPOSITE STRUCTURES INC·Filed 2016·Granted Mar 6, 2018·1 cites·12 claims
- 0448US10156104B2Centralizer with collaborative spring forcePORTABLE COMPOSITE STRUCTURES INC·Filed 2016·Granted Dec 18, 2018·0 cites·19 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →