US2417982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1944-06-19
•
Granted: 1947-03-25
•
Expires: 1964-06-19
Abstract
No abstract record available.
Inventors
- 👤 George B Histed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:57
CPC Classifications
B; B42; B42D; B42D5/00; B42D5/02; B42D5/028; B42D15/00; B42D15/02; B42D15/04; B42D15/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US680480A
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US753943A
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US827208A
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US1214867A
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US1423910A
Cited
US1470051A
Cited
US1769607A
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US1884557A
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US1859631A
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US2005999A
Cited
US2159486A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-03-24 | 1950-09-23 | 1951-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-03-24 | 1954-09-23 | 1955-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-03-24 | 1958-09-23 | 1959-03-25 | $7700.00 | Window Closed / Lapsed |