US1863799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making coated articles
Assignee: Individual
•
Filing: 1930-11-20
•
Granted: 1932-06-21
•
Expires: 1950-11-20
Abstract
No abstract record available.
Inventors
- 👤 Emil C Loetscher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:12
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/02; B29C43/14; B29C43/146; B27; B27N; B27N5/00; B29C37/00; B29C37/0025; B29C43/18; B29C70/00; B29C70/68; B29C70/70; B29K; B29K2061/00; B29K2061/04; B29K2061/20; B29K2105/00; B29K2105/25; B29K2105/251; B29K2711/00; B29K2711/14; B29L; B29L2031/00; B29L2031/769; B29L2031/7694
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) | 1935-06-21 | 1935-12-21 | 1936-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-06-21 | 1939-12-21 | 1940-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-06-21 | 1943-12-21 | 1944-06-21 | $7700.00 | Window Closed / Lapsed |