Patent US2848233A successfully refreshed from Google Patents.
US2848233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Athletic field cover
Assignee: Southern Athletic Inc
•
Filing: 1956-12-13
•
Granted: 1958-08-19
•
Expires: 1976-12-13
Abstract
No abstract record available.
Inventors
- 👤 Herman D Wynn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:16
CPC Classifications
A; A63; A63C; A63C19/00; A63C19/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US974091A
Cited
US1629362A
Cited
DE430772C
Cited
US1871570A
Cited
US2493749A
Cited
US2578135A
Cited
US2650401A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |