US2294931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vitreous enamel containing zirconium and process for preparing same
Assignee: Individual
•
Filing: 1939-05-26
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Granted: 1942-09-08
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Expires: 1959-05-26
Abstract
No abstract record available.
Inventors
- 👤 Paquet Maxime
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:24
CPC Classifications
C; C04; C04B; C04B41/00; C04B41/45; C04B41/50; C04B41/5022; C03; C03C; C03C10/00; C03C10/0054; C03C10/16; C03C3/00; C03C3/04; C03C3/076; C03C3/102; C03C3/108; C03C3/11; C03C3/112; C03C3/115; C03C3/118; C03C8/00; C03C8/02; C03C8/10; C03C8/12; C03C8/14; C03C8/20
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) | 1945-09-07 | 1946-03-09 | 1946-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-09-07 | 1950-03-09 | 1950-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-09-07 | 1954-03-09 | 1954-09-08 | $7700.00 | Window Closed / Lapsed |