Patent US2994263A successfully refreshed from Google Patents.
US2994263A
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US
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Apparatus for marking articles
Assignee: AT&T Inc
•
Filing: 1956-11-28
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Granted: 1961-08-01
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Expires: 1976-11-28
Abstract
No abstract record available.
Inventors
- 👤 Albert F Rus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:57
CPC Classifications
B; B41; B41F; B41F19/00; B41F19/02; B41F19/06; B41F17/00; B41F17/08; B41F17/14; B41F17/20; B41P; B41P2219/00; B41P2219/40; B41P2219/43
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US553480A
Cited
US2288298A
Cited
US1341449A
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US1569224A
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US1981892A
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US2362663A
Cited
US2562168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-31 | 1965-01-30 | 1965-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-31 | 1969-01-30 | 1969-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-31 | 1973-01-30 | 1973-08-01 | $7700.00 | Window Closed / Lapsed |