US3473943A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Explosive coating of metallic substrates with powder
Assignee: Asahi Kasei Corp
•
Filing: 1967-12-18
•
Granted: 1969-10-21
•
Expires: 1987-12-18
Abstract
No abstract record available.
Inventors
- 👤 Tsunetoshi Kai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:08
CPC Classifications
C; C23; C23C; C23C24/00; C23C24/02; C23C24/04; B; B23; B23K; B23K20/00; B23K20/06; B23K20/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49805
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) | 1972-10-20 | 1973-04-21 | 1973-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-20 | 1977-04-21 | 1977-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-20 | 1981-04-21 | 1981-10-21 | $7700.00 | Window Closed / Lapsed |