US2603495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for clamping plumbers' snakes
Assignee: Individual
•
Filing: 1948-03-23
•
Granted: 1952-07-15
•
Expires: 1968-03-23
Abstract
No abstract record available.
Inventors
- 👤 James S Hermanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:34
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/30; E03C1/302; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17393; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7049; Y10T403/7062; Y10T403/7064; Y10T403/7066; Y10T403/7071
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE225391C
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US1049642A
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US2044848A
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US2272387A
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US2489632A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |