Patent US2925154A successfully refreshed from Google Patents.
US2925154A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Partition structure
Assignee: Individual
•
Filing: 1955-11-07
•
Granted: 1960-02-16
•
Expires: 1975-11-07
Abstract
No abstract record available.
Inventors
- 👤 Jr Donald R Munro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:52
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/74; E04B2/76; E04B2/78
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US640840A
Cited
US1669690A
Cited
US1724333A
Cited
US2107334A
Cited
US2219714A
Cited
US2363164A
Cited
GB655526A
Cited
US2612243A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |