US2836946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carton handling machine
Assignee: SCHROEDER MACHINES CORP
•
Filing: 1949-11-30
•
Granted: 1958-06-03
•
Expires: 1969-11-30
Abstract
No abstract record available.
Inventors
- 👤 Arthur C Schroeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:33
CPC Classifications
B; B65; B65B; B65B43/00; B65B43/12; B65B43/14; B65B43/20; B65B43/205; B31; B31B; B31B2100/00; B31B2120/00; B31B2120/30; B31B50/00; B31B50/004; B31B50/0044; B31B50/74; B31B50/76; B31B50/78; B31B50/784
Claims Analysis
Total Claims: 0
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US2121186A
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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) | 1961-06-02 | 1961-12-02 | 1962-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-02 | 1965-12-02 | 1966-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-02 | 1969-12-02 | 1970-06-03 | $7700.00 | Window Closed / Lapsed |