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HDC Corp
HDC Corp
Active Patents
0
Total Holdings
2
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US4100246A
Method of forming a gastrointestinal tube
Expired / Lapsed
1976-06-21
1978-07-11
2
Details
US4057065A
Percutaneous gastrointestinal tube
Expired / Lapsed
1976-06-21
1977-11-08
2
Details