US2773196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Identification card
Assignee: Individual
•
Filing: 1953-02-18
•
Granted: 1956-12-04
•
Expires: 1973-02-18
Abstract
No abstract record available.
Inventors
- 👤 Leonard I Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:58
CPC Classifications
B; B42; B42D; B42D25/00; B42D25/20; B42D25/23; B42D2033/08; B42D2033/32; B42D2035/02; B42D2035/06; B42D2035/08; B42D2035/34
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-04 | 1960-06-04 | 1960-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-04 | 1964-06-04 | 1964-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-04 | 1968-06-04 | 1968-12-04 | $7700.00 | Window Closed / Lapsed |