Patent US2650433A successfully refreshed from Google Patents.
US2650433A
Expired / Lapsed
US
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Tape dispensing mechanism
Assignee: DERBY SEALERS Inc
•
Filing: 1950-01-18
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Granted: 1953-09-01
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Expires: 1970-01-18
Abstract
No abstract record available.
Inventors
- 👤 Alfred P Krueger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:02
CPC Classifications
B; B65; B65H; B65H35/00; B65H35/0006; B65H35/006; B65H35/0066; Y; Y10; Y10T; Y10T225/00; Y10T225/20; Y10T225/205; Y10T225/206; Y10T225/207; Y10T225/209; Y10T225/217; Y10T225/222; Y10T225/238; Y10T225/246; Y10T225/247
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE16774E
Cited
US1222957A
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US1558969A
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US2233361A
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US2348355A
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US2547583A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-31 | 1957-03-02 | 1957-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-31 | 1961-03-02 | 1961-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-31 | 1965-03-02 | 1965-09-01 | $7700.00 | Window Closed / Lapsed |