US2825487A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signal for columnar merchandising machine
Assignee: Rowe Manufacturing Co Inc
•
Filing: 1952-01-04
•
Granted: 1958-03-04
•
Expires: 1972-01-04
Abstract
No abstract record available.
Inventors
- 👤 Arthur R Ericson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 17:35
CPC Classifications
G; G07; G07F; G07F9/00; G07F9/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US396674A
Cited
US937820A
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US1032989A
Cited
US1349953A
Cited
US1566392A
Cited
US1604804A
Cited
US1938843A
Cited
US2310072A
Cited
US2351779A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |