US2621705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bagmaking apparatus
Assignee: Individual
•
Filing: 1951-04-24
•
Granted: 1952-12-16
•
Expires: 1971-04-24
Abstract
No abstract record available.
Inventors
- 👤 Norman H Nye
- 👤 Ralph W Penn
- 👤 Clarence C Ensinger
- 👤 Jr Charles H Sorrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:58
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/80; B29C66/83; B29C66/834; B29C66/8351; B29C66/83511; B29C65/00; B29C65/02; B29C65/18; B29C65/22; B29C65/221; B29C65/222; B29C65/223; B29C65/229; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/81; B29C66/814; B29C66/8145; B29C66/81463; B29C66/816; B29C66/8161; B29C66/818; B29C66/8182; B29C66/81821; B29C66/8187; B29C66/81871; B29C66/82; B29C66/822; B29C66/8221; B29C66/8223; B29C66/8341; B29C66/83411; B29C66/83415; B29C66/83517; B29C66/84; B29C66/843; B29C66/8432; B29C66/90; B29C66/93; B29C66/934; B29C66/93451; B31; B31B; B31B70/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29L; B29L2031/00; B29L2031/712; B29L2031/7128; B31B2155/00; B31B2155/001; B31B2155/0014; B31B2160/00; B31B2160/10; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1054; Y10T156/12; Y10T156/1313
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2185647A
Cited
US2229121A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-16 | 1956-06-16 | 1956-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-16 | 1960-06-16 | 1960-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-16 | 1964-06-16 | 1964-12-16 | $7700.00 | Window Closed / Lapsed |