US2330646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Releasing device
Assignee: Individual
•
Filing: 1940-05-13
•
Granted: 1943-09-28
•
Expires: 1960-05-13
Abstract
No abstract record available.
Inventors
- 👤 Voigt Albert
- 👤 Melster Gottfried
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:49
CPC Classifications
F; F41; F41A; F41A19/00; F41A19/06; F41A19/07; H; H01; H01H; H01H3/00; H01H3/02; H01H3/20; H01H9/00; H01H9/02; H01H9/06; H01H2009/066
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) | 1946-09-27 | 1947-03-29 | 1947-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-09-27 | 1951-03-29 | 1951-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-09-27 | 1955-03-29 | 1955-09-28 | $7700.00 | Window Closed / Lapsed |