US2991000A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tear strip means for plastic packaging
Assignee: Individual
•
Filing: 1956-10-04
•
Granted: 1961-07-04
•
Expires: 1976-10-04
Abstract
No abstract record available.
Inventors
- 👤 Arthur T Spees
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:24
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/52; B65D75/58; B65D75/5827; B65D75/5833; B65D75/5838; B65D2575/00; B65D2575/52; B65D2575/58; B65D2575/586; B65D75/28; B65D75/30; Y; Y10; Y10S; Y10S128/00; Y10S128/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1987545A
Cited
US2400390A
Cited
US2568463A
Cited
GB637411A
Cited
US2595678A
Cited
US2554160A
Cited
US2643049A
Cited
US2715089A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-03 | 1965-01-02 | 1965-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-03 | 1969-01-02 | 1969-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-03 | 1973-01-02 | 1973-07-04 | $7700.00 | Window Closed / Lapsed |