US2279361A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrostatic coating process
Assignee: Saint Gobain Abrasives Inc
•
Filing: 1938-02-19
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Granted: 1942-04-14
•
Expires: 1958-02-19
Abstract
No abstract record available.
Inventors
- 👤 John O Amstuz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:30
CPC Classifications
B; B24; B24D; B24D11/00; B24D11/001; B24D11/005; B05; B05B; B05B5/00; B05B5/08; B05B5/14; Y; Y10; Y10S; Y10S101/00; Y10S101/37
Claims Analysis
Total Claims: 0
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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) | 1945-04-13 | 1945-10-13 | 1946-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-04-13 | 1949-10-13 | 1950-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-04-13 | 1953-10-13 | 1954-04-14 | $7700.00 | Window Closed / Lapsed |