US2551272A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal-reinforced plastic bowling pin
Assignee: RAYMOND HERBERT RUSSELL
•
Filing: 1945-11-20
•
Granted: 1951-05-01
•
Expires: 1965-11-20
Abstract
No abstract record available.
Inventors
- 👤 Sr Summers L Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:19
CPC Classifications
A; A63; A63D; A63D9/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US833882A
Cited
US1031700A
Cited
US1087927A
Cited
US1170339A
Cited
US1205278A
Cited
US1520109A
Cited
US1491279A
Cited
US2064435A
Cited
US2202674A
Cited
US2289872A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-30 | 1954-10-30 | 1955-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-30 | 1958-10-30 | 1959-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-30 | 1962-10-30 | 1963-05-01 | $7700.00 | Window Closed / Lapsed |