Patent US3411369A successfully refreshed from Google Patents.
US3063567A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1960-06-22
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Granted: 1962-11-13
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Expires: 1980-06-22
Abstract
No abstract record available.
Inventors
- 👤 Robert R Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:09
CPC Classifications
A; A47; A47B; A47B65/00; A47B65/20; A47B65/10; A47B57/00; A47B57/58; A47B57/583; A47B57/585
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US497993A
Cited
US1006328A
Cited
US1477284A
Cited
FR848331A
Cited
US2222089A
Cited
US2488664A
Cited
US2656140A
Cited
US2679736A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |