US2441756A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bushing applicator
Assignee: Shellmar Products Corp
•
Filing: 1945-11-14
•
Granted: 1948-05-18
•
Expires: 1965-11-14
Abstract
No abstract record available.
Inventors
- 👤 Swart Jan De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:40
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/02; B25B27/06; B25B27/14; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53796; Y10T29/53896; Y10T29/53987
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE322885C
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US1476756A
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US1496134A
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US2027470A
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US2150361A
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US2205772A
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US2378546A
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US2376684A
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US2358703A
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US2367265A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-05-18 | 1951-11-17 | 1952-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-05-18 | 1955-11-17 | 1956-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-05-18 | 1959-11-17 | 1960-05-18 | $7700.00 | Window Closed / Lapsed |