US2871081A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Rowe Manufacturing Co Inc
•
Filing: 1954-11-16
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Granted: 1959-01-27
•
Expires: 1974-11-16
Abstract
No abstract record available.
Inventors
- 👤 Robert Z Greene
- 👤 Benson Vaul
- 👤 Spilman Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:06
CPC Classifications
G; G07; G07F; G07F9/00; G07F9/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1309865A
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US1572793A
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US1418787A
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US2303344A
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US2351335A
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US2568625A
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US2631078A
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US2690947A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-26 | 1962-07-28 | 1963-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-26 | 1966-07-28 | 1967-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-26 | 1970-07-28 | 1971-01-27 | $7700.00 | Window Closed / Lapsed |