US2851033A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supporting means
Assignee: Individual
•
Filing: 1954-04-19
•
Granted: 1958-09-09
•
Expires: 1974-04-19
Abstract
No abstract record available.
Inventors
- 👤 Posey John Thornton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:20
CPC Classifications
A; A61; A61G; A61G5/00; A61G5/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1276625A
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US1616349A
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US2005294A
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US2033779A
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US2170703A
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US2365625A
Cited
US2413395A
Cited
US2451007A
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US2449675A
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US2570631A
Cited
US2635245A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-08 | 1962-03-10 | 1962-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-08 | 1966-03-10 | 1966-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-08 | 1970-03-10 | 1970-09-09 | $7700.00 | Window Closed / Lapsed |