US2902084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High chair
Assignee: Individual
•
Filing: 1956-04-06
•
Granted: 1959-09-01
•
Expires: 1976-04-06
Abstract
No abstract record available.
Inventors
- 👤 William W Stevens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:39
CPC Classifications
A; A47; A47D; A47D1/00; A47D1/02; A47D1/023; A47D1/008; A47D1/0081
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB131940A
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DE19827C
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US1061050A
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US1562161A
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US2383831A
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US2517004A
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US2790486A
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US2699817A
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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) | 1962-08-31 | 1963-03-02 | 1963-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-31 | 1967-03-02 | 1967-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-31 | 1971-03-02 | 1971-09-01 | $7700.00 | Window Closed / Lapsed |