US2875874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expandable reel mandrel
Assignee: Honeywell Inc
•
Filing: 1957-02-04
•
Granted: 1959-03-03
•
Expires: 1977-02-04
Abstract
No abstract record available.
Inventors
- 👤 Pierre G Foret
- 👤 Robert E Wilkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:26
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/60; G11B15/66; G11B15/662
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US101846A
Cited
US571396A
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US1597568A
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US788726A
Cited
US1117182A
Cited
US1594105A
Cited
US1887377A
Cited
US2759680A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-02 | 1962-09-01 | 1963-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-02 | 1966-09-01 | 1967-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-02 | 1970-09-01 | 1971-03-03 | $7700.00 | Window Closed / Lapsed |