Patent US2555752A successfully refreshed from Google Patents.
US2555752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shovel
Assignee: Individual
•
Filing: 1948-05-15
•
Granted: 1951-06-05
•
Expires: 1968-05-15
Abstract
No abstract record available.
Inventors
- 👤 Merola Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:06
CPC Classifications
A; A01; A01B; A01B1/00; A01B1/02; A01B1/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US64442A
Cited
US111939A
Cited
US249665A
Cited
US339527A
Cited
US342961A
Cited
US467971A
Cited
US902983A
Cited
US1023849A
Cited
US1571818A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-04 | 1954-12-04 | 1955-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-04 | 1958-12-04 | 1959-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-04 | 1962-12-04 | 1963-06-05 | $7700.00 | Window Closed / Lapsed |