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US2652166A
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Assignee: 3M Co
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Filing: 1950-05-29
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Granted: 1953-09-15
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Expires: 1970-05-29
Abstract
No abstract record available.
Inventors
- 👤 Arnold E Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:10
CPC Classifications
B; B65; B65B; B65B51/00; B65B51/04; B65B51/06; B65C; B65C9/00; B65C9/08; B65C9/18; B65C9/1803; B65C9/1807; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/1317; Y10T156/1343; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1734
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-14 | 1957-03-16 | 1957-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-14 | 1961-03-16 | 1961-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-14 | 1965-03-16 | 1965-09-15 | $7700.00 | Window Closed / Lapsed |