US2678748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mailing machine
Assignee: MCCAIN
•
Filing: 1950-11-10
•
Granted: 1954-05-18
•
Expires: 1970-11-10
Abstract
No abstract record available.
Inventors
- 👤 William W Mccain
- 👤 Chester E Hillman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:59
CPC Classifications
B; B65; B65C; B65C1/00; B65C1/02; B65C1/021; B65C9/00; B65C9/08; B65C9/18; B65C9/1803; B65C9/1815; B65C9/1819; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1056; Y10T156/1062; Y10T156/1064; Y10T156/12; Y10T156/1317; Y10T156/1322; Y10T156/1339; Y10T156/17; Y10T156/1702; Y10T156/1744; Y10T156/1768; Y10T156/1771; Y10T156/1798; Y10T83/00; Y10T83/04; Y10T83/0448; Y10T83/0462; Y10T83/465; Y10T83/4691; Y10T83/485; Y10T83/494; Y10T83/929; Y10T83/9411; Y10T83/9442
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2449298A
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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) | 1957-05-17 | 1957-11-16 | 1958-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-17 | 1961-11-16 | 1962-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-17 | 1965-11-16 | 1966-05-18 | $7700.00 | Window Closed / Lapsed |