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US1514296A
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Assignee: Individual
•
Filing: 1921-04-26
•
Granted: 1924-11-04
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Expires: 1941-04-26
Abstract
No abstract record available.
Inventors
- 👤 Mccallum John Wilfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:53
CPC Classifications
B; B43; B43L; B43L13/00; B43L13/14; B43L13/16; B43L13/18
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) | 1927-11-04 | 1928-05-05 | 1928-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-11-04 | 1932-05-05 | 1932-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-11-04 | 1936-05-05 | 1936-11-04 | $7700.00 | Window Closed / Lapsed |