Patent US3271028A successfully refreshed from Google Patents.
US3271028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Baby exerciser
Assignee: Individual
•
Filing: 1963-05-21
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Granted: 1966-09-06
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Expires: 1983-05-21
Abstract
No abstract record available.
Inventors
- 👤 Alvina K Albin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:24
CPC Classifications
A; A63; A63B; A63B21/00; A63B21/00047; A63B2208/00; A63B2208/12; A63B2225/00; A63B2225/30
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
42 words
A BABY EXERCISER COMPRISING A GENERALLY RECTANGULAR SUPPORT INCLUDING SIDE WALLS AND INTERCONNECTING CROSS MEMBERS AND A PADDED COVER SECURED TO SAID CROSS MEMBERS AND ARCUATELY EXTENDING OVER SAID CROSS MEMBERS TO DEFINE A CURVED UPPER SUPPORT SURFACE, A PAIR OF HANDLES
References Cited (Backward Citations)
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US3042025A
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US2839766A
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Cited
US3071410A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |