US2542083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Case closing and sealing apparatus
Assignee: Hartford Empire Co
•
Filing: 1947-11-18
•
Granted: 1951-02-20
•
Expires: 1967-11-18
Abstract
No abstract record available.
Inventors
- 👤 Holstebroe Kaye
- 👤 Ardell Edgar
- 👤 Kayser Henry Stephen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:48
CPC Classifications
B; B65; B65B; B65B7/00; B65B7/16; B65B7/20
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1183347A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-19 | 1954-08-21 | 1955-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-19 | 1958-08-21 | 1959-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-19 | 1962-08-21 | 1963-02-20 | $7700.00 | Window Closed / Lapsed |