Patent US2453143A successfully refreshed from Google Patents.
US2453143A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tennis ball
Assignee: Individual
•
Filing: 1941-11-24
•
Granted: 1948-11-09
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Expires: 1961-11-24
Abstract
No abstract record available.
Inventors
- 👤 Lejeune Leon Sylvain Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:00
CPC Classifications
B; B29; B29D; B29D22/00; B29D22/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE21115E
Cited
US1187029A
Cited
US1466609A
Cited
GB221117A
Cited
US2053450A
Cited
US2023673A
Cited
US2373899A
Cited
US2367374A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-09 | 1952-05-10 | 1952-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-09 | 1956-05-10 | 1956-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-09 | 1960-05-10 | 1960-11-09 | $7700.00 | Window Closed / Lapsed |