Patent US1735784A successfully refreshed from Google Patents.
US1735784A
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US
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Assignee: KARL G HEED
•
Filing: 1928-05-11
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Granted: 1929-11-12
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Expires: 1948-05-11
Abstract
No abstract record available.
Inventors
- 👤 Olson Nils Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:40
CPC Classifications
F; F16; F16N; F16N3/00; F16N3/02; F16N3/04; F16N3/08; B; B05; B05B; B05B11/00; B05B11/0005; B05B11/0037; B05B11/0039; B05B11/0044; B05B11/00442; B05B11/0059
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) | 1932-11-11 | 1933-05-13 | 1933-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-11-11 | 1937-05-13 | 1937-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-11-11 | 1941-05-13 | 1941-11-12 | $7700.00 | Window Closed / Lapsed |