US2629362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fountain pen construction
Assignee: WALTER MUENCH Inc
•
Filing: 1945-05-22
•
Granted: 1953-02-24
•
Expires: 1965-05-22
Abstract
No abstract record available.
Inventors
- 👤 Muench Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:28
CPC Classifications
B; B43; B43K; B43K5/00; B43K5/02; B43K5/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2045774A
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FR790738A
Cited
US2061059A
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US2362740A
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US2294070A
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US2444003A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-24 | 1956-08-25 | 1957-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-24 | 1960-08-25 | 1961-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-24 | 1964-08-25 | 1965-02-24 | $7700.00 | Window Closed / Lapsed |