Patent US2715530A successfully refreshed from Google Patents.
US2715530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination play pen and carrousel
Assignee: Individual
•
Filing: 1952-10-16
•
Granted: 1955-08-16
•
Expires: 1972-10-16
Abstract
No abstract record available.
Inventors
- 👤 Olsen William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:51
CPC Classifications
A; A63; A63H; A63H13/00; A63H13/20; A47; A47D; A47D13/00; A47D13/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US911892A
Cited
GB191020622A
Cited
US1243295A
Cited
US1272516A
Cited
US1368132A
Cited
US1427296A
Cited
US1703770A
Cited
US1932317A
Cited
US2457447A
Cited
US2613931A
Cited
US2574048A
Cited
US2595888A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-15 | 1959-02-14 | 1959-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-15 | 1963-02-14 | 1963-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-15 | 1967-02-14 | 1967-08-16 | $7700.00 | Window Closed / Lapsed |