Patent US1244848A successfully refreshed from Google Patents.
US1244848A
Expired / Lapsed
US
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Ball-key.
Assignee: Individual
•
Filing: 1916-01-22
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Granted: 1917-10-30
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Expires: 1936-01-22
Abstract
No abstract record available.
Inventors
- 👤 William Gadke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:12
CPC Classifications
F; F16; F16D; F16D1/00; F16D1/06; F16D1/08; F16D1/0894; Y; Y10; Y10S; Y10S403/00; Y10S403/08; Y10T; Y10T279/00; Y10T279/17; Y10T279/17761; Y10T403/00; Y10T403/70; Y10T403/7018
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) | 1920-10-29 | 1921-04-30 | 1921-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-10-29 | 1925-04-30 | 1925-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-10-29 | 1929-04-30 | 1929-10-30 | $7700.00 | Window Closed / Lapsed |