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US2870463A
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Assignee: GEORGE DOUGLAS HOPPE
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Filing: 1956-12-18
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Granted: 1959-01-27
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Expires: 1976-12-18
Abstract
No abstract record available.
Inventors
- 👤 Hoppe Wilma Leola Arnett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:53
CPC Classifications
A; A47; A47D; A47D15/00; A47D15/02; A47G; A47G9/00; A47G9/02; A47G9/0238
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA524396A
Cited
US2151434A
Cited
US2325097A
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US2567072A
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US2677137A
Cited
US2729831A
Cited
US2789292A
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 |