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US2600192A
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Assignee: Individual
•
Filing: 1949-11-25
•
Granted: 1952-06-10
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Expires: 1969-11-25
Abstract
No abstract record available.
Inventors
- 👤 Bell John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:36
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US181318A
Cited
US205658A
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US375982A
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US938717A
Cited
US1250376A
Cited
US1423021A
Cited
US2218451A
Cited
US2225963A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-10 | 1955-12-10 | 1956-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-10 | 1959-12-10 | 1960-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-10 | 1963-12-10 | 1964-06-10 | $7700.00 | Window Closed / Lapsed |