US1442872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
garey
Assignee: —
•
Filing: —
•
Granted: 1923-01-23
•
Expires: 1940-01-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:37
CPC Classifications
D; D01; D01H; D01H13/00; D01H13/14; D01H13/16; D01H13/18; D01H13/188
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) | 1926-01-22 | 1926-07-24 | 1927-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-01-22 | 1930-07-24 | 1931-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-01-22 | 1934-07-24 | 1935-01-23 | $7700.00 | Window Closed / Lapsed |