Patent US993687A successfully refreshed from Google Patents.
US993687A
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US
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Gas-burner.
Assignee: JAMES HARDIE SR
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Filing: 1908-07-27
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Granted: 1911-05-30
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Expires: 1928-07-27
Abstract
No abstract record available.
Inventors
- 👤 Benjamin F Jackson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:40
CPC Classifications
F; F24; F24C; F24C3/00; F24C3/12; F24C3/126; B; B05; B05B; B05B7/00; B05B7/02; B05B7/06; B05B7/062; B05B7/066
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) | 1914-05-29 | 1914-11-28 | 1915-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-05-29 | 1918-11-28 | 1919-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-05-29 | 1922-11-28 | 1923-05-30 | $7700.00 | Window Closed / Lapsed |