US2633156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lug strap
Assignee: STEEL AND ALLOY TANK Co
•
Filing: 1950-04-21
•
Granted: 1953-03-31
•
Expires: 1970-04-21
Abstract
No abstract record available.
Inventors
- 👤 Elvin A Mastriani
- 👤 Kulczycki Karol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:02
CPC Classifications
D; D03; D03D; D03D49/00; D03D49/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US508550A
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US730743A
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US1038166A
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US2073047A
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US2105450A
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US2110105A
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US2139446A
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US2407398A
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US2427625A
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US2466287A
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US2575456A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-30 | 1956-09-29 | 1957-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-30 | 1960-09-29 | 1961-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-30 | 1964-09-29 | 1965-03-31 | $7700.00 | Window Closed / Lapsed |