US3523051A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing decorative boards by use of thermosetting resins
Assignee: Shouei Chemical Products Co Ltd
•
Filing: 1966-08-17
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Granted: 1970-08-04
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Expires: 1986-08-17
Abstract
No abstract record available.
Inventors
- 👤 Wakichiro Yasutake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 12:56
CPC Classifications
D; D21; D21H; D21H17/00; D21H17/20; D21H17/33; D21H17/46; D21H17/47; D21H17/49; D21H17/51; C; C08; C08L; C08L61/00; C08L61/34; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24934; Y10T428/31504; Y10T428/31942; Y10T428/31949; Y10T428/31964
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2448338A
Cited
US2481155A
Cited
US2524727A
Cited
US3131116A
Cited
US3082180A
Cited
US3294619A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-03 | 1974-02-02 | 1974-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-03 | 1978-02-02 | 1978-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-03 | 1982-02-02 | 1982-08-04 | $7700.00 | Window Closed / Lapsed |