US2032730A
Expired / Lapsed
US
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Apparatus for v-grooving cards
Assignee: MCBEE Co
•
Filing: 1934-01-06
•
Granted: 1936-03-03
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Expires: 1954-01-06
Abstract
No abstract record available.
Inventors
- 👤 Nelson S Welk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:20
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/02; B26F1/12; Y; Y10; Y10S; Y10S83/00; Y10S83/917; Y10T; Y10T83/00; Y10T83/748; Y10T83/7593; Y10T83/7667; Y10T83/869; Y10T83/8776; Y10T83/8785; Y10T83/929; Y10T83/9411; Y10T83/9423; Y10T83/9428; Y10T83/9442
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1939-03-03 | 1939-09-02 | 1940-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-03-03 | 1943-09-02 | 1944-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-03-03 | 1947-09-02 | 1948-03-03 | $7700.00 | Window Closed / Lapsed |