US1848567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing enamels
Assignee: Tam Ceramics LLC
•
Filing: 1927-03-07
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Granted: 1932-03-08
•
Expires: 1947-03-07
Abstract
No abstract record available.
Inventors
- 👤 Charles J Kinzie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:35
CPC Classifications
C; C03; C03C; C03C3/00; C03C3/04; C03C3/062; C03C3/07; C03C3/072; C03C3/074; C03C8/00; C03C8/02; C03C8/10; C03C8/12
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) | 1935-03-08 | 1935-09-07 | 1936-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-03-08 | 1939-09-07 | 1940-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-03-08 | 1943-09-07 | 1944-03-08 | $7700.00 | Window Closed / Lapsed |