US1389477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extension for handles
Assignee: Individual
•
Filing: 1919-10-20
•
Granted: 1921-08-30
•
Expires: 1939-10-20
Abstract
No abstract record available.
Inventors
- 👤 Archibald C Beeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:29
CPC Classifications
E; E05; E05B; E05B1/00; E05B1/0053; Y; Y10; Y10S; Y10S16/00; Y10S16/12; Y10T; Y10T292/00; Y10T292/82; Y10T292/85; Y10T292/854; Y10T292/869; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7061; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732; Y10T74/20738; Y10T74/20834; Y10T74/20864; Y10T74/20876
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) | 1924-08-29 | 1925-02-28 | 1925-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-08-29 | 1929-02-28 | 1929-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-08-29 | 1933-02-28 | 1933-08-30 | $7700.00 | Window Closed / Lapsed |