Patent US1692887A successfully refreshed from Google Patents.
US1692887A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of and apparatus for making clay articles
Assignee: WINDOW GLASS MACHINE CO
•
Filing: 1926-08-24
•
Granted: 1928-11-27
•
Expires: 1946-08-24
Abstract
No abstract record available.
Inventors
- 👤 Elbridge J Casselman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:11
CPC Classifications
B; B28; B28B; B28B1/00; B28B1/26; B28B1/261; Y; Y10; Y10S; Y10S264/00; Y10S264/78
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) | 1931-11-27 | 1932-05-28 | 1932-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-11-27 | 1936-05-28 | 1936-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-11-27 | 1940-05-28 | 1940-11-27 | $7700.00 | Window Closed / Lapsed |