US2685194A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Precast concrete framing construction
Assignee: Individual
•
Filing: 1947-03-10
•
Granted: 1954-08-03
•
Expires: 1967-03-10
Abstract
No abstract record available.
Inventors
- 👤 Amirikian Arsham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:33
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/18; E04B1/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR325505A
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US798486A
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US1083876A
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US1182872A
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CH71429A
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GB159066A
Cited
US1734392A
Cited
US1757077A
Cited
FR640518A
Cited
GB556103A
Cited
GB562698A
Cited
GB566510A
Cited
US2413562A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-02 | 1958-02-01 | 1958-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-02 | 1962-02-01 | 1962-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-02 | 1966-02-01 | 1966-08-03 | $7700.00 | Window Closed / Lapsed |