US2655770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bowling alley resurfacing machine
Assignee: Individual
•
Filing: 1951-03-19
•
Granted: 1953-10-20
•
Expires: 1971-03-19
Abstract
No abstract record available.
Inventors
- 👤 Parovel Giovanni
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:41
CPC Classifications
B; B24; B24B; B24B7/00; B24B7/10; B24B7/18; B24B7/188
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US854625A
Cited
US963481A
Cited
US975166A
Cited
US1051467A
Cited
US1356337A
Cited
US1356338A
Cited
US1523151A
Cited
US1821624A
Cited
FR798626A
Cited
US2290596A
Cited
US2429974A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-19 | 1957-04-20 | 1957-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-19 | 1961-04-20 | 1961-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-19 | 1965-04-20 | 1965-10-20 | $7700.00 | Window Closed / Lapsed |