US2858057A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packages
Assignee: Individual
•
Filing: 1954-04-19
•
Granted: 1958-10-28
•
Expires: 1974-04-19
Abstract
No abstract record available.
Inventors
- 👤 Charles D Mullinix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:47
CPC Classifications
B; B65; B65D; B65D3/00; B65D3/26; B65D3/261; B65D3/262; B65D3/22
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-27 | 1962-04-28 | 1962-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-27 | 1966-04-28 | 1966-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-27 | 1970-04-28 | 1970-10-28 | $7700.00 | Window Closed / Lapsed |