US2529083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making records
Assignee: Individual
•
Filing: 1946-07-09
•
Granted: 1950-11-07
•
Expires: 1966-07-09
Abstract
No abstract record available.
Inventors
- 👤 Lincoln M Keefe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:22
CPC Classifications
B; B29; B29D; B29D17/00; B29D17/002; Y; Y10; Y10S; Y10S425/00; Y10S425/81; Y10T; Y10T74/00; Y10T74/19; Y10T74/1987; Y10T74/19893; Y10T74/19898; Y10T83/00; Y10T83/465; Y10T83/4696
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US892085A
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US1533124A
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US1539149A
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US1996057A
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US1954635A
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US1970396A
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US2391814A
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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) | 1953-11-06 | 1954-05-08 | 1954-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-06 | 1958-05-08 | 1958-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-06 | 1962-05-08 | 1962-11-07 | $7700.00 | Window Closed / Lapsed |