US2906486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable angle shelf support
Assignee: Hirsh Manufacturing Co SA Co
•
Filing: 1953-09-08
•
Granted: 1959-09-29
•
Expires: 1973-09-08
Abstract
No abstract record available.
Inventors
- 👤 Ralph J Bellon
- 👤 Irwin J Ferdinand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:52
CPC Classifications
A; A47; A47B; A47B57/00; A47B57/04; A47B57/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB191420476A
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US749670A
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US745873A
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US884503A
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US951134A
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US1371256A
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US1502288A
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US1526151A
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US1855964A
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US2092234A
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US2127280A
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US2453254A
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US2644591A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-28 | 1963-03-30 | 1963-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-28 | 1967-03-30 | 1967-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-28 | 1971-03-30 | 1971-09-29 | $7700.00 | Window Closed / Lapsed |