Patent US1070700A successfully refreshed from Google Patents.
US1070700A
Expired / Lapsed
US
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Oil-burner.
Assignee: Schutte and Koerting Co
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Filing: 1912-05-14
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Granted: 1913-08-19
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Expires: 1932-05-14
Abstract
No abstract record available.
Inventors
- 👤 Paul W Knauf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:14
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/22; F16L37/23
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) | 1916-08-18 | 1917-02-17 | 1917-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1920-08-18 | 1921-02-17 | 1921-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1924-08-18 | 1925-02-17 | 1925-08-19 | $7700.00 | Window Closed / Lapsed |