Patent US4783302A successfully refreshed from Google Patents.
Patent US1641003A successfully refreshed from Google Patents.
US1641003A
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Assignee: Individual
•
Filing: 1926-10-09
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Granted: 1927-08-30
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Expires: 1946-10-09
Abstract
No abstract record available.
Inventors
- 👤 George W Lang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:11
CPC Classifications
F; F16; F16N; F16N3/00; F16N3/02; F16N3/04; B; B05; B05B; B05B11/00; B05B11/01; B05B11/10; B05B11/1042; B05B11/1052; B05B11/1094; B05B11/1001
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) | 1930-08-29 | 1931-02-28 | 1931-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-08-29 | 1935-02-28 | 1935-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-08-29 | 1939-02-28 | 1939-08-30 | $7700.00 | Window Closed / Lapsed |