US2947040A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wall construction
Assignee: PACKAGE HOME Manufacturing Inc
•
Filing: 1956-06-18
•
Granted: 1960-08-02
•
Expires: 1976-06-18
Abstract
No abstract record available.
Inventors
- 👤 Schultz David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:34
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/66; E04B1/68; E04B1/6812; E04B2/00; E04B2/56; E04B2/70; E04B2/701; E04B2/703; E04F; E04F2201/00; E04F2201/04; E04F2201/041; Y; Y10; Y10T; Y10T403/00; Y10T403/53; Y10T403/535
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US311593A
Cited
US1723307A
Cited
US2289018A
Cited
US2495337A
Cited
US2495966A
Cited
US2465603A
Cited
US2665455A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |