Patent US2604877A successfully refreshed from Google Patents.
US2604877A
Expired / Lapsed
US
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Novelty writing instrument
Assignee: H FISHLOVE AND Co
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Filing: 1950-06-15
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Granted: 1952-07-29
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Expires: 1970-06-15
Abstract
No abstract record available.
Inventors
- 👤 Marvin I Glass
- 👤 John W Ehemann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:16
CPC Classifications
B; B43; B43K; B43K29/00; B43K29/005; B43K21/00; B43K21/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |