Patent US1834004A successfully refreshed from Google Patents.
US1834004A
Expired / Lapsed
US
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Method of producing shingle strips
Assignee: Patent and Licensing Corp
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Filing: 1925-11-28
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Granted: 1931-12-01
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Expires: 1945-11-28
Abstract
No abstract record available.
Inventors
- 👤 Frederick C Overbury
- 👤 Otto A Heppes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:08
CPC Classifications
E; E04; E04D; E04D1/00; E04D1/26; Y; Y10; Y10S; Y10S83/00; Y10S83/92; Y10T; Y10T225/00; Y10T225/10; Y10T225/12; Y10T83/00; Y10T83/04; Y10T83/0476; Y10T83/0524; Y10T83/0538; Y10T83/0548; Y10T83/0562
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) | 1934-11-30 | 1935-06-01 | 1935-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-11-30 | 1939-06-01 | 1939-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-11-30 | 1943-06-01 | 1943-12-01 | $7700.00 | Window Closed / Lapsed |