US2923111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging machine
Assignee: ROTO WRAP MACHINE Corp
•
Filing: 1954-07-14
•
Granted: 1960-02-02
•
Expires: 1974-07-14
Abstract
No abstract record available.
Inventors
- 👤 Dean P Selock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:15
CPC Classifications
B; B65; B65B; B65B9/00; B65B9/06; B65B9/08; B65B9/087; B65B39/00; B65B39/14; B65B39/145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2114622A
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US2213602A
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US2277288A
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US2292295A
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US2272251A
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US2330361A
Cited
US2269533A
Cited
US2475617A
Cited
US2462254A
Cited
US2435560A
Cited
US2649674A
Cited
US2697542A
Cited
US2693067A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-01 | 1963-08-03 | 1964-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-01 | 1967-08-03 | 1968-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-01 | 1971-08-03 | 1972-02-02 | $7700.00 | Window Closed / Lapsed |