Patent US2724362A successfully refreshed from Google Patents.
US2724362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wax carbon spot printing machine
Assignee: Royal Mcbee Corp
•
Filing: 1953-01-12
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Granted: 1955-11-22
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Expires: 1973-01-12
Abstract
No abstract record available.
Inventors
- 👤 William F Burke
- 👤 Robert L Essex
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:09
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US596564A
Cited
USRE19642E
Cited
US1985839A
Cited
US2086191A
Cited
US2181690A
Cited
US2396946A
Cited
US2380322A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-21 | 1959-05-23 | 1959-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-21 | 1963-05-23 | 1963-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-21 | 1967-05-23 | 1967-11-22 | $7700.00 | Window Closed / Lapsed |