US3494912A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reflex-reflective globular fine particles and reflective coating materials containing the same
Assignee: Nichiban Co Ltd
•
Filing: 1965-12-08
•
Granted: 1970-02-10
•
Expires: 1985-12-08
Abstract
No abstract record available.
Inventors
- 👤 Mitsuo Toyama
- 👤 Hiroshi Midorikawa
- 👤 Heinosuke Yasuda
- 👤 Tatsuo Takeshima
- 👤 Nobuo Maejima
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:25
CPC Classifications
C; C09; C09B; C09B43/00; C09D; C09D5/00; C09D5/004; Y; Y10; Y10T; Y10T428/00; Y10T428/22; Y10T428/25; Y10T428/254; Y10T428/29; Y10T428/2982
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1934361A
Cited
US2298459A
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US2938897A
Cited
US3004821A
Cited
US3071815A
Cited
US3056642A
Cited
US3049533A
Cited
US3344132A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |