HA-INTERNATIONAL, LLC
Patent Owner
Stats
- 10 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- Jun 22, 2017 most recent publication
Details
- 10 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 453 Total Citation Count
- May 25, 1983 Earliest Filing
- 33 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2017/0174,814 Compositions and Methods for Modified Ester-Curatives and Reduction of Formaldehyde Emission and Odor in Ester-Cured Phenolic Binder SystemsJun 14, 16Jun 22, 17[C08G, B22C]
Recent Patents
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2017/0174,813 Compositions and Methods for Modified Ester-Curatives and Reduction of Formaldehyde Emission and Odor in Ester-Cured Phenolic Binder SystemsAbandonedDec 18, 15Jun 22, 17[C08G, B22C]
2009/0199,992 SULFUR DIOXIDE-CURED EPOXY ACRYLATE FOUNDRY BINDER SYSTEMAbandonedFeb 08, 08Aug 13, 09[B22C]
5981622 Foundry binder of polyurethane, phenolic resin, polyisocyanate and epoxy resinExpiredNov 28, 97Nov 09, 99[C08L, B22C, C08K]
5852071 Biphenyl additive for improvement in urethane foundry bindersExpiredAug 03, 94Dec 22, 98[C08K]
5792802 Biphenyl additive for improvement in urethane foundry bindersExpiredJul 31, 95Aug 11, 98[C08K]
5733952 Foundry binder of phenolic resole resin, polyisocyanate and epoxy resinExpiredOct 18, 95Mar 31, 98[C08L, B22C, C08K]
5354788 Dialdehyde modified phenolic foundry sand core binder resins, processes for making same, and process for preparing foundry cores and molds employing sameExpiredSep 10, 93Oct 11, 94[B22C]
5238976 Process to enhance the tensile strength of reclaimed sand bonded with ester cured alkaline phenolic resinExpiredNov 12, 92Aug 24, 93[C08J, B22C]
5190993 Process to enhance the tensile strength of reclaimed sand bonded with ester cured alkaline phenolic resin using an aminosilane solutionExpiredJun 15, 90Mar 02, 93[C08J, C04B, B22C, C08K]
5089540 Processes and compositions to enhance the tensile strength of reclaimed sand bonded with alkaline resinsExpiredOct 12, 90Feb 18, 92[C08K]
5082876 Compositions for foundry molding processes utilizing reclaimed sandExpiredAug 16, 90Jan 21, 92[B22C]
5077323 Method to improve flowability of alkaline phenolic resin coated sandExpiredOct 10, 89Dec 31, 91[C08J]
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