Patent US4610536A successfully refreshed from Google Patents.
US2973804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foldable high chair
Assignee: Frank F Taylor Co
•
Filing: 1959-05-20
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Granted: 1961-03-07
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Expires: 1979-05-20
Abstract
No abstract record available.
Inventors
- 👤 Donald W Gill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:33
CPC Classifications
A; A47; A47D; A47D1/00; A47D1/02; A47D1/023; A47D1/002; A47D1/008; A47D1/0085
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-06 | 1964-09-05 | 1965-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-06 | 1968-09-05 | 1969-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-06 | 1972-09-05 | 1973-03-07 | $7700.00 | Window Closed / Lapsed |