US2872144A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable bracket supports for display and other purposes
Assignee: Individual
•
Filing: 1953-07-20
•
Granted: 1959-02-03
•
Expires: 1973-07-20
Abstract
No abstract record available.
Inventors
- 👤 Hobson Charles William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:14
CPC Classifications
A; A47; A47B; A47B57/00; A47B57/30; A47B57/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US327129A
Cited
US368740A
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US479424A
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US863068A
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US1105410A
Cited
FR469679A
Cited
US1213641A
Cited
GB599360A
Cited
US2644591A
Cited
US2723818A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-02 | 1962-08-04 | 1963-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-02 | 1966-08-04 | 1967-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-02 | 1970-08-04 | 1971-02-03 | $7700.00 | Window Closed / Lapsed |