Patent US2620499A successfully refreshed from Google Patents.
US2620499A
Expired / Lapsed
US
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Marking device
Assignee: ROLLINSON W POUCHER
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Filing: 1950-02-11
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Granted: 1952-12-09
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Expires: 1970-02-11
Abstract
No abstract record available.
Inventors
- 👤 Fred G Dressel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:26
CPC Classifications
B; B43; B43K; B43K8/00; B43K8/02; B43K8/024; B43K11/00; B43K11/005; B43K8/003
Claims Analysis
Total Claims: 0
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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) | 1955-12-09 | 1956-06-09 | 1956-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-09 | 1960-06-09 | 1960-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-09 | 1964-06-09 | 1964-12-09 | $7700.00 | Window Closed / Lapsed |