US3489157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tiltable beach umbrella
Assignee: Individual
•
Filing: 1968-05-27
•
Granted: 1970-01-13
•
Expires: 1988-05-27
Abstract
No abstract record available.
Inventors
- 👤 Morton Pearlstine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:03
CPC Classifications
A; A45; A45B; A45B17/00; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32418
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US738554A
Cited
US2549573A
Cited
US2649104A
Cited
US2721569A
Cited
US2819725A
Cited
US2863466A
Cited
US3150671A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |