Patent US1486772A successfully refreshed from Google Patents.
US1486772A
Expired / Lapsed
US
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Folding umbrella
Assignee: Individual
•
Filing: 1920-11-01
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Granted: 1924-03-11
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Expires: 1940-11-01
Abstract
No abstract record available.
Inventors
- 👤 Lopez Angel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:23
CPC Classifications
A; A45; A45B; A45B19/00; A45B19/10; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32319; Y10T403/32393; Y10T403/32409; Y10T403/32467; Y10T403/32475; Y10T403/32483; Y10T403/70; Y10T403/7075; Y10T403/7077; Y10T403/7079
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1927-03-11 | 1927-09-10 | 1928-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-03-11 | 1931-09-10 | 1932-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-03-11 | 1935-09-10 | 1936-03-11 | $7700.00 | Window Closed / Lapsed |