US3300547A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive anaerobic composition and method of producing same
Assignee: Henkel Loctite Corp
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Filing: 1964-03-05
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Granted: 1967-01-24
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Expires: 1984-03-05
Abstract
No abstract record available.
Inventors
- 👤 Jeremy W Gorman
- 👤 Birger W Nordlander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:32
CPC Classifications
C; C09; C09J; C09J4/00; C08; C08F; C08F20/00; C08F20/02; C08F20/10; C08F20/20; C08F257/00; C08F257/02; C09J4/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A LIQUID ADHESIVE COMPOSITION CAPABLE OF PRODUCING BETWEEN SMOOTH STEEL SURFACES A PIPE ADHERING BOND HAVING A TENSILE STRENGTH GREATER THAN 1,000 P.S.I., SAID COMPOSITION HAVING EXTENDED SHELF LIFE IN THE PRESENCE OF OXYGEN AND BEING CAPABLE OF RAPIDLY POLYMERIZING UPON THE EXCLUSION OF OXYGEN COMPRISING AN ANAEROBIC CURING COMPOSITION CONTAINING A POLYACRYLATE MONOMER AND A HYDROPEROXIDE CATALYST, AND AT LEAST 0.5 PERCENT BY WEIGHT OF AND ADHESIVE IMPARTING MATERIAL CHARACTERIZED BY ITS COMPATABILITY WITH THE OTHER COMPONENTS OF THE ANAEROBIC COMPOSITION, SAID ADHESIVE IMPARTING MATERIAL COMPRISING A STYRENE-ACRYLIC COPOLYMER SOLUBLE IN THE MONOMER AND HAVING A MOLECULAR WEIGHT OF 2,000 TO 40,000.
Claim 2
Dependent Claim
103 words
A LIQUID ADHESIVE COMPOSITION CAPABLE OF PRODUCING BETWEEN SMOOTH STEEL SURFACES A PIPE ADHERING BOND HAVING A TENSILE STRENGTH GREATER THAN 1,000 P.S.I., SAID COMPOSITION HAVING EXTENDED SHELF LIFE IN THE PRESENCE OF OXYGEN AND BEING CAPABLE OF RAPIDLY POLYMERIZING UPON THE EXCLUSION OF OXYGEN COMPRISING AN ANAEROBIC CURING COMPOSITION CONTAINING A POLYACRYLATE MONOMER AND A HYDROPEROXIDE CATALYST, AND AT LEAST 0.5 PERCENT BY WEIGHT OF AND ADHESIVE IMPARTING MATERIAL CHARACTERIZED BY ITS COMPATABILITY WITH THE OTHER COMPONENTS OF THE ANAEROBIC COMPOSITION, SAID ADHESIVE IMPARTING MATERIAL COMPRISING A STYRENE-ACRYLIC COPOLYMER SOLUBLE IN THE MONOMER AND HAVING A MOLECULAR WEIGHT OF 2,000 TO 40,000.
References Cited (Backward Citations)
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Cited
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Cited
US2859200A
Cited
US2884404A
Cited
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Cited
US3084436A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |