US2603441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Display device
Assignee: ITALIAN SWISS COLONY
•
Filing: 1951-06-28
•
Granted: 1952-07-15
•
Expires: 1971-06-28
Abstract
No abstract record available.
Inventors
- 👤 John S Emmart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:19
CPC Classifications
A; A47; A47F; A47F7/00; A47F7/28; A47F7/283
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US44447A
Cited
US225345A
Cited
US351739A
Cited
US1043622A
Cited
US1343363A
Cited
US1685277A
Cited
CH218027A
Cited
US2536419A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |