Patent US2536124A successfully refreshed from Google Patents.
US2536124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Writing instrument
Assignee: Individual
•
Filing: 1948-02-28
•
Granted: 1951-01-02
•
Expires: 1968-02-28
Abstract
No abstract record available.
Inventors
- 👤 Bolvin Camille Marian Francois
- 👤 Lavet Marius Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:39
CPC Classifications
B; B43; B43K; B43K1/00; B43K1/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/4984; Y10T29/49845; Y10T29/49853
Claims Analysis
Total Claims: 0
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US1938835A
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US2199265A
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US2416145A
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US2328580A
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US2390636A
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US2432061A
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US2449939A
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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) | 1954-01-01 | 1954-07-03 | 1955-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-01 | 1958-07-03 | 1959-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-01 | 1962-07-03 | 1963-01-02 | $7700.00 | Window Closed / Lapsed |