US1642418A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molten-material-spraying apparatus
Assignee: KOVANDA
•
Filing: 1925-10-01
•
Granted: 1927-09-13
•
Expires: 1945-10-01
Abstract
No abstract record available.
Inventors
- 👤 Louis P Kovanda
- 👤 Jay H Hubbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:16
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/16; B05B7/1606; B05B7/1613; B05B7/1646; B05B7/1653; Y; Y10; Y10S; Y10S239/00; Y10S239/15
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1930-09-12 | 1931-03-14 | 1931-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-09-12 | 1935-03-14 | 1935-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-09-12 | 1939-03-14 | 1939-09-13 | $7700.00 | Window Closed / Lapsed |