US2035871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of making siding elements
Assignee: Barrett Co Inc
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Filing: 1931-10-31
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Granted: 1936-03-31
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Expires: 1951-10-31
Abstract
No abstract record available.
Inventors
- 👤 Clarence R Eckert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:27
CPC Classifications
E; E04; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/14; E04F13/147; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T156/1075; Y10T428/00; Y10T428/16; Y10T428/163; Y10T428/164; Y10T428/24; Y10T428/24355; Y10T428/24372; Y10T428/24421; Y10T428/2443; Y10T428/24752; Y10T428/24769
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) | 1939-03-31 | 1939-09-30 | 1940-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-03-31 | 1943-09-30 | 1944-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-03-31 | 1947-09-30 | 1948-03-31 | $7700.00 | Window Closed / Lapsed |