US3499787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing low thermal-expansion porcelain
Assignee: Noritake Co Ltd
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Filing: 1965-10-20
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Granted: 1970-03-10
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Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 Motoyuki Inoue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:13
CPC Classifications
C; C04; C04B; C04B41/00; C04B41/80; C04B41/81; C04B41/85; C04B41/86; C03; C03C; C03C10/00; C03C10/0018; C03C10/0027; C03C4/00; C03C8/00; C03C8/02; C03C8/04; C04B33/00; C04B33/02; C04B33/13; C04B33/24; C04B41/009; C04B41/45; C04B41/50; C04B41/5022; C03C2204/00; C03C2204/04
Claims Analysis
Total Claims: 0
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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) | 1973-03-09 | 1973-09-08 | 1974-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-09 | 1977-09-08 | 1978-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-09 | 1981-09-08 | 1982-03-10 | $7700.00 | Window Closed / Lapsed |