Patent US3226906A successfully refreshed from Google Patents.
US3226906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Building corner post and bracket therefor
Assignee: Individual
•
Filing: 1962-05-03
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Granted: 1966-01-04
•
Expires: 1982-05-03
Abstract
No abstract record available.
Inventors
- 👤 Charles W Koerner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:27
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/18; E04B1/26; E04B1/2604; E04B1/2608
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1327741A
Cited
US1945925A
Cited
US2409060A
Cited
FR944210A
Cited
US2666238A
Cited
US2723107A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |