Patent US2303003A successfully refreshed from Google Patents.
US2303003A
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Method of forming fabricated walls
Assignee: Individual
•
Filing: 1940-03-13
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Granted: 1942-11-24
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Expires: 1960-03-13
Abstract
No abstract record available.
Inventors
- 👤 Walker E Rumsey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:39
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/99; E04B1/62; E04B1/74; E04B1/82; E04B2001/8263; E04B1/84; E04B2001/8457; E04B2001/8461; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/1031; Y10T156/1089; Y10T156/1092; Y10T156/1093
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-11-23 | 1946-05-25 | 1946-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-11-23 | 1950-05-25 | 1950-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-11-23 | 1954-05-25 | 1954-11-24 | $7700.00 | Window Closed / Lapsed |