Patent US2539611A successfully refreshed from Google Patents.
US2539611A
Expired / Lapsed
US
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Tape splicer
Assignee: Individual
•
Filing: 1948-02-02
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Granted: 1951-01-30
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Expires: 1968-02-02
Abstract
No abstract record available.
Inventors
- 👤 Eliot H Daniel
- 👤 Kenneth L Darby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:48
CPC Classifications
B; B65; B65H; B65H19/00; B65H19/22; B65H19/26; B65H19/10; B65H19/20; G; G11; G11B; G11B27/00; G11B27/02; G11B27/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE18322E
Cited
USRE22945E
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USRE22981E
Cited
US1364844A
Cited
US1809339A
Cited
US2026911A
Cited
US2037776A
Cited
US2231383A
Cited
US2346874A
Cited
US2446576A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-29 | 1954-07-31 | 1955-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-29 | 1958-07-31 | 1959-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-29 | 1962-07-31 | 1963-01-30 | $7700.00 | Window Closed / Lapsed |