Patent US1579822A successfully refreshed from Google Patents.
US1579822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toy
Assignee: Individual
•
Filing: 1923-03-23
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Granted: 1926-04-06
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Expires: 1943-03-23
Abstract
No abstract record available.
Inventors
- 👤 Arthur K Knickerbocker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:09
CPC Classifications
E; E04; E04G; E04G11/00; E04G11/02; A; A63; A63H; A63H33/00; A63H33/04; A63H33/10; A63H33/102; Y; Y10; Y10S; Y10S425/00; Y10S425/057
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) | 1929-04-05 | 1929-10-05 | 1930-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-04-05 | 1933-10-05 | 1934-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-04-05 | 1937-10-05 | 1938-04-06 | $7700.00 | Window Closed / Lapsed |