US2276745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tearing strip applying device
Assignee: Package Machinery Co
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Filing: 1941-03-06
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Granted: 1942-03-17
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Expires: 1961-03-06
Abstract
No abstract record available.
Inventors
- 👤 Smith Elmer Lovell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:29
CPC Classifications
B; B31; B31B; B31B50/00; B65; B65B; B65B61/00; B65B61/18; B65B61/182; B31B50/74; B31B50/81; B31B50/812; B31B50/8125; B31B50/8127; B31B50/8129; Y; Y10; Y10S; Y10S493/00; Y10S493/963; Y10T; Y10T156/00; Y10T156/12; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1734
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) | 1945-03-16 | 1945-09-15 | 1946-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-03-16 | 1949-09-15 | 1950-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-03-16 | 1953-09-15 | 1954-03-17 | $7700.00 | Window Closed / Lapsed |