Patent US2867111A successfully refreshed from Google Patents.
US2867111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for erecting buildings
Assignee: Individual
•
Filing: 1952-08-01
•
Granted: 1959-01-06
•
Expires: 1972-08-01
Abstract
No abstract record available.
Inventors
- 👤 Philip N Youtz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:46
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/35; E04B1/3511
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US216326A
Cited
US1066436A
Cited
US1435486A
Cited
FR684089A
Cited
US2336148A
Cited
US2412414A
Cited
US2540679A
Cited
GB613403A
Cited
US2715013A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-05 | 1962-07-07 | 1963-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-05 | 1966-07-07 | 1967-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-05 | 1970-07-07 | 1971-01-06 | $7700.00 | Window Closed / Lapsed |