US2850771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prefabricated building construction
Assignee: Individual
•
Filing: 1955-04-22
•
Granted: 1958-09-09
•
Expires: 1975-04-22
Abstract
No abstract record available.
Inventors
- 👤 Bernard K G Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:21
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/343; E04B1/34315; E04B2/00; E04B2/56; E04B2/70; E04B2/706; E04B2/707
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE24699C
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FR754012A
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US854656A
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DE219689C
Cited
US1176692A
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US2246509A
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US2414060A
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US2453326A
Cited
US2708292A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-08 | 1962-03-10 | 1962-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-08 | 1966-03-10 | 1966-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-08 | 1970-03-10 | 1970-09-09 | $7700.00 | Window Closed / Lapsed |