Patent US2609613A successfully refreshed from Google Patents.
US2609613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collocating printing member
Assignee: Individual
•
Filing: 1947-01-29
•
Granted: 1952-09-09
•
Expires: 1967-01-29
Abstract
No abstract record available.
Inventors
- 👤 Claude V Capers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:11
CPC Classifications
G; G03; G03F; G03F9/00; Y; Y10; Y10T; Y10T24/00; Y10T24/20; Y10T24/201
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE19994E
Cited
US851693A
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US1000360A
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US998541A
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US1808320A
Cited
US1644676A
Cited
US1831381A
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US1956917A
Cited
US1943645A
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US2398487A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-09 | 1956-03-10 | 1956-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-09 | 1960-03-10 | 1960-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-09 | 1964-03-10 | 1964-09-09 | $7700.00 | Window Closed / Lapsed |