Patent US1804642A successfully refreshed from Google Patents.
US1804642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for cutting index elements
Assignee: ACME CARD SYSTEM CO
•
Filing: 1928-05-10
•
Granted: 1931-05-12
•
Expires: 1948-05-10
Abstract
No abstract record available.
Inventors
- 👤 Frank D Powell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:07
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/14; B26D1/24; B26D1/245; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2074; Y10T83/2092; Y10T83/2096; Y10T83/21; Y10T83/2118; Y10T83/212; Y10T83/222; Y10T83/647; Y10T83/6572; Y10T83/6584; Y10T83/6592; Y10T83/768; Y10T83/7809
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1934-05-11 | 1934-11-10 | 1935-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-05-11 | 1938-11-10 | 1939-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-05-11 | 1942-11-10 | 1943-05-12 | $7700.00 | Window Closed / Lapsed |