Patent US2672628A successfully refreshed from Google Patents.
US2672628A
Expired / Lapsed
US
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Utility device for infants
Assignee: Individual
•
Filing: 1947-10-30
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Granted: 1954-03-23
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Expires: 1967-10-30
Abstract
No abstract record available.
Inventors
- 👤 Abraham N Spanel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:53
CPC Classifications
A; A47; A47D; A47D15/00; A47D15/001; A47D15/005; A47D15/008; A47D7/00; A47D7/002; Y; Y10; Y10S; Y10S5/00; Y10S5/945
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1392533A
Cited
GB189819769A
Cited
US1576211A
Cited
US1738411A
Cited
US1944466A
Cited
US1951527A
Cited
US2045784A
Cited
US2216818A
Cited
US2408789A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-22 | 1957-09-21 | 1958-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-22 | 1961-09-21 | 1962-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-22 | 1965-09-21 | 1966-03-23 | $7700.00 | Window Closed / Lapsed |