US2954200A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Support bracket
Assignee: Individual
•
Filing: 1957-04-15
•
Granted: 1960-09-27
•
Expires: 1977-04-15
Abstract
No abstract record available.
Inventors
- 👤 Thomas P Gannon
- 👤 Arthur R Miller
- 👤 Crook Thomas William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:16
CPC Classifications
F; F16; F16L; F16L3/00; F16L3/24; Y; Y10; Y10T; Y10T24/00; Y10T24/34; Y10T24/3484; Y10T24/3485
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US430623A
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US1912920A
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US1805006A
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US2699587A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-27 | 1964-03-28 | 1964-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-27 | 1968-03-28 | 1968-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-27 | 1972-03-28 | 1972-09-27 | $7700.00 | Window Closed / Lapsed |