Patent US3058862A successfully refreshed from Google Patents.
US3058862A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive agents for polyvinyl alcohol products
Assignee: Kurashiki Rayon Co Ltd
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Filing: 1959-08-12
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Granted: 1962-10-16
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Expires: 1979-08-12
Abstract
No abstract record available.
Inventors
- 👤 Miyahara Hisao
- 👤 Suzumura Hideo
- 👤 Nagano Koichi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:51
CPC Classifications
C; C08; C08L; C08L29/00; C08L29/02; C08L29/04; B; B29; B29C; B29C71/00; C09; C09J; C09J129/00; C09J129/02; C09J129/04; C08L2666/00; C08L2666/28; C08L2666/54; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31909
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
48 words
AN IMPROVED ADHESIVE SOLUTION ADAPTED FOR BONDING TOGETHER POLYVINYL ALCOHOL BODIES AND COMPRISING ZINC CHLORIDE, AND ORGANIC SOLVENT WHICH IS MISCIBLE WITH WATER BUT WHICH IS A NON-SOLVENT FOR POLYVINYL ALCOHOL, POLYVINYL ALCOHOL, AND SUFFICIENT WATER TO MAINTAIN SAID POLYVINYL ALCOHOL IN SOLUTION IN SAID IMPROVED ADHESIVE SOLUTION.
Claim 2
Dependent Claim
48 words
AN IMPROVED ADHESIVE SOLUTION ADAPTED FOR BONDING TOGETHER POLYVINYL ALCOHOL BODIES AND COMPRISING ZINC CHLORIDE, AND ORGANIC SOLVENT WHICH IS MISCIBLE WITH WATER BUT WHICH IS A NON-SOLVENT FOR POLYVINYL ALCOHOL, POLYVINYL ALCOHOL, AND SUFFICIENT WATER TO MAINTAIN SAID POLYVINYL ALCOHOL IN SOLUTION IN SAID IMPROVED ADHESIVE SOLUTION.
Claim 3
Dependent Claim
56 words
AN ASSEMBLY OF POLYVINYL ALCOHOL BODIES BONDED TOGETHER BY AN ADHESIVE WHICH IS THE RESIDUE OF A FLUID ADHESIVE SOLUTION COMPRISING ZINC CHLORIDE, AN ORGANIC SOLVENT WHICH IS MISCIBLE WITH WATER BUT WHICH IS A NONSOLVENT FOR POLYVINYL ALCOHOL, POLYVINYL ALCOHOL, AND SUFFICIENT WATEAR TO MAINTAIN SAID POLYVINYL ALCOHOL IN SOLUTION IN SAID FLUID ADHESIVE SOLUTION.
Claim 4
Dependent Claim
56 words
AN ASSEMBLY OF POLYVINYL ALCOHOL BODIES BONDED TOGETHER BY AN ADHESIVE WHICH IS THE RESIDUE OF A FLUID ADHESIVE SOLUTION COMPRISING ZINC CHLORIDE, AN ORGANIC SOLVENT WHICH IS MISCIBLE WITH WATER BUT WHICH IS A NONSOLVENT FOR POLYVINYL ALCOHOL, POLYVINYL ALCOHOL, AND SUFFICIENT WATEAR TO MAINTAIN SAID POLYVINYL ALCOHOL IN SOLUTION IN SAID FLUID ADHESIVE SOLUTION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |