US2847176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible stands
Assignee: Individual
•
Filing: 1952-12-19
•
Granted: 1958-08-12
•
Expires: 1972-12-19
Abstract
No abstract record available.
Inventors
- 👤 Phillips John Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:29
CPC Classifications
F; F16; F16M; F16M11/00; F16M11/20; F16M11/24; F16M11/242; A; A47; A47F; A47F5/00; A47F5/10; A47F5/13; F16M11/02; F16M11/16; F16M2200/00; F16M2200/02; F16M2200/021; F16M2200/022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US227152A
Cited
US229622A
Cited
US564397A
Cited
US704619A
Cited
US1374783A
Cited
US1570216A
Cited
US2361781A
Cited
US2621802A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-11 | 1962-02-10 | 1962-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-11 | 1966-02-10 | 1966-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-11 | 1970-02-10 | 1970-08-12 | $7700.00 | Window Closed / Lapsed |