Patent US2777138A successfully refreshed from Google Patents.
US2777138A
Expired / Lapsed
US
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Baby back rest
Assignee: Individual
•
Filing: 1953-11-20
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Granted: 1957-01-15
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Expires: 1973-11-20
Abstract
No abstract record available.
Inventors
- 👤 Rodney D Gallagher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:51
CPC Classifications
A; A47; A47C; A47C20/00; A47C20/02; A47C20/027; A47D; A47D1/00; A47D1/002; A47D15/00; A47D15/005; A47D15/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1195903A
Cited
US642236A
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US1447486A
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US2133223A
Cited
US2250026A
Cited
US2344031A
Cited
GB599871A
Cited
US2647561A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-15 | 1960-07-16 | 1961-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-15 | 1964-07-16 | 1965-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-15 | 1968-07-16 | 1969-01-15 | $7700.00 | Window Closed / Lapsed |