US3749769A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nail lacquer compositions and process for the preparation thereof
Assignee: Matsumoto Chemical Industry Co Ltd
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Filing: 1971-01-22
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Granted: 1973-07-31
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Expires: 1991-01-22
Abstract
Abstract A NAIL LACQUER HAVING A GOOD WATER-PROOFNESS, ADHESIVENESS AND LUSTER IS OBTAINED BY POLYMERIZING ACRYLIC MONOMERS IN A SOLVENT HAVING A RELATIVELY LARGE CHAINTRANSFER CONSTANT TO FORM OLIGOMERS OR CO-OLIGOMERS, AND BLENDING THE OBTAINED OLIGOMERS OR CO-OLIGOMERS WITH A NITROCELLULOSE LACQURE IN THE AMOUNT OF 30-65% BASED ON THE SOLID CONTENT OF THE NITROCELLULOSE LACQUER.
Inventors
- 👤 I Sugiyama
- 👤 H Tomozuka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:28
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/72; A61K8/81; A61K8/8141; A61K8/8152; A61K8/73; A61K8/731; A61Q; A61Q3/00; A61Q3/02; A61K2800/00; A61K2800/40; A61K2800/59; A61K2800/594
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-07-30 | 1977-01-29 | 1977-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-30 | 1981-01-29 | 1981-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-30 | 1985-01-29 | 1985-07-31 | $7700.00 | Window Closed / Lapsed |