Patent US2775473A successfully refreshed from Google Patents.
US2775473A
Expired / Lapsed
US
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Angle tube bracket and hanger assembly
Assignee: Individual
•
Filing: 1953-08-21
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Granted: 1956-12-25
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Expires: 1973-08-21
Abstract
No abstract record available.
Inventors
- 👤 Ellis B Brewer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:17
CPC Classifications
E; E04; E04G; E04G7/00; E04G7/30; E04G7/302; E04G7/306; E04G7/308; Y; Y10; Y10T; Y10T403/00; Y10T403/34; Y10T403/347; Y10T403/47; Y10T403/477
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US135279A
Cited
US358461A
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US663934A
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US698177A
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US1088324A
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US1694656A
Cited
US1579854A
Cited
US2659618A
Cited
US2658776A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-25 | 1960-06-25 | 1960-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-25 | 1964-06-25 | 1964-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-25 | 1968-06-25 | 1968-12-25 | $7700.00 | Window Closed / Lapsed |