US2988310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Support for a beach umbrella
Assignee: Individual
•
Filing: 1958-09-30
•
Granted: 1961-06-13
•
Expires: 1978-09-30
Abstract
No abstract record available.
Inventors
- 👤 Wright Beverly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:41
CPC Classifications
A; A45; A45B; A45B11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US554091A
Cited
US557518A
Cited
FR368229A
Cited
FR10647E
Cited
US1987826A
Cited
US2178655A
Cited
US2228593A
Cited
US2617618A
Cited
US2686029A
Cited
US2844981A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-12 | 1964-12-12 | 1965-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-12 | 1968-12-12 | 1969-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-12 | 1972-12-12 | 1973-06-13 | $7700.00 | Window Closed / Lapsed |