US2950786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Building system
Assignee: Individual
•
Filing: 1954-01-27
•
Granted: 1960-08-30
•
Expires: 1974-01-27
Abstract
No abstract record available.
Inventors
- 👤 Markle Lafayette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:15
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/343; E04B1/34315; E04B1/02; E04B1/08; E04B1/38; E04B1/61; E04B1/6104
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-30 | 1964-02-29 | 1964-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-30 | 1968-02-29 | 1968-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-30 | 1972-02-29 | 1972-08-30 | $7700.00 | Window Closed / Lapsed |