发明授权
- 专利标题: Backup and packer
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申请号: US17222411申请日: 2021-04-05
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公开(公告)号: US11492869B2公开(公告)日: 2022-11-08
- 发明人: Larry Urban , Gary Anderson , Edward Kossa , Joshua Raymond Snitkoff
- 申请人: Larry Urban , Gary Anderson , Edward Kossa , Joshua Raymond Snitkoff
- 申请人地址: US TX Santa Fe; US TX Houston; US TX Huffman; US TX Houston
- 专利权人: Larry Urban,Gary Anderson,Edward Kossa,Joshua Raymond Snitkoff
- 当前专利权人: Larry Urban,Gary Anderson,Edward Kossa,Joshua Raymond Snitkoff
- 当前专利权人地址: US TX Santa Fe; US TX Houston; US TX Huffman; US TX Houston
- 代理机构: Cantor Colburn LLP
- 主分类号: E21B33/12
- IPC分类号: E21B33/12
摘要:
A backup including a capture ring, and a backup ring articulated to the capture ring.
公开/授权文献
- US20220316296A1 BACKUP AND PACKER 公开/授权日:2022-10-06