Patent US2501770A successfully refreshed from Google Patents.
US2501770A
Expired / Lapsed
US
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Material inserting machinery
Assignee: Consolidated Packaging Machinery Corp
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Filing: 1948-07-03
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Granted: 1950-03-28
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Expires: 1968-07-03
Abstract
No abstract record available.
Inventors
- 👤 Howard E Gantzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:24
CPC Classifications
B; B65; B65B; B65B61/00; B65B61/20; B65B61/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-27 | 1953-09-26 | 1954-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-27 | 1957-09-26 | 1958-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-27 | 1961-09-26 | 1962-03-28 | $7700.00 | Window Closed / Lapsed |