US1828668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Holder
Assignee: Individual
•
Filing: 1930-09-16
•
Granted: 1931-10-20
•
Expires: 1950-09-16
Abstract
No abstract record available.
Inventors
- 👤 Lillian M Kern
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:19
CPC Classifications
A; A22; A22C; A22C15/00; A22C15/001; A22C15/002; A22C11/00; A22C11/001; A22C11/005; A22C13/00; A22C15/008; B; B65; B65B; B65B25/00; B65B25/06; B65B25/065; B65B25/067; A22C2013/0056
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) | 1934-10-19 | 1935-04-20 | 1935-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-10-19 | 1939-04-20 | 1939-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-10-19 | 1943-04-20 | 1943-10-20 | $7700.00 | Window Closed / Lapsed |