US1446542A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tube-capping machine
Assignee: Individual
•
Filing: 1921-11-07
•
Granted: 1923-02-27
•
Expires: 1941-11-07
Abstract
No abstract record available.
Inventors
- 👤 Wilfred L Boon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:18
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/02; B31B50/04; B31B50/046; B31B2105/00; B31B2105/002; B31B2105/0022; B31B2110/00; B31B2110/20; B31B50/004; B31B50/0045
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) | 1926-02-26 | 1926-08-28 | 1927-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-02-26 | 1930-08-28 | 1931-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-02-26 | 1934-08-28 | 1935-02-27 | $7700.00 | Window Closed / Lapsed |