US2546676A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sidewalk bridge scaffold
Assignee: Universal Fitting & Scaffoldin
•
Filing: 1946-10-18
•
Granted: 1951-03-27
•
Expires: 1966-10-18
Abstract
No abstract record available.
Inventors
- 👤 Thomas C North
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:37
CPC Classifications
E; E04; E04G; E04G1/00; E04G1/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US354880A
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US760239A
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US786054A
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US913204A
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US1273231A
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US1435379A
Cited
US2043498A
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US2289141A
Cited
US2325592A
Cited
US2359583A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-26 | 1954-09-25 | 1955-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-26 | 1958-09-25 | 1959-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-26 | 1962-09-25 | 1963-03-27 | $7700.00 | Window Closed / Lapsed |