Patent US2011130A successfully refreshed from Google Patents.
US2011130A
Expired / Lapsed
US
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Burnproof material
Assignee: Individual
•
Filing: 1932-03-16
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Granted: 1935-08-13
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Expires: 1952-03-16
Abstract
No abstract record available.
Inventors
- 👤 Neil C Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:10
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/92; E04B1/94; E04B1/941; E04B1/942; D; D06; D06N; D06N7/00; D06N7/0005; D06N7/0039; D06N7/0042; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31681; Y10T428/31685; Y10T428/31703; Y10T428/31725; Y10T428/31765; Y10T428/31768; Y10T428/31772; Y10T428/31942; Y10T428/31949; Y10T428/31957; Y10T428/3196
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) | 1938-08-12 | 1939-02-11 | 1939-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-08-12 | 1943-02-11 | 1943-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-08-12 | 1947-02-11 | 1947-08-13 | $7700.00 | Window Closed / Lapsed |