US1376366A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solution or bath for use in electrically preparing stencil-plates, die-plates, and the like
Assignee: Individual
•
Filing: 1917-12-24
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Granted: 1921-04-26
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Expires: 1937-12-24
Abstract
No abstract record available.
Inventors
- 👤 Gotthold E Wertheimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:49
CPC Classifications
C; C25; C25F; C25F3/00; C25F3/02; C25F3/06
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) | 1924-04-25 | 1924-10-25 | 1925-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-04-25 | 1928-10-25 | 1929-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-04-25 | 1932-10-25 | 1933-04-26 | $7700.00 | Window Closed / Lapsed |