Patent US3044478A successfully refreshed from Google Patents.
US3044478A
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Tiltable umbrella
Assignee: CALIFORNIA UMBRELLA Co
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Filing: 1961-04-25
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Granted: 1962-07-17
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Expires: 1981-04-25
Abstract
No abstract record available.
Inventors
- 👤 Ray A Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:35
CPC Classifications
A; A45; A45B; A45B17/00; Y; Y10; Y10T; Y10T292/00; Y10T292/82; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32286; Y10T403/32319; Y10T403/32409; Y10T403/32426; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732; Y10T74/20744; Y10T74/20756
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |