US2114625A
Expired / Lapsed
US
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Method of forming containers
Assignee: EDNA MAY BERGSTEIN
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Filing: 1937-05-01
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Granted: 1938-04-19
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Expires: 1957-05-01
Abstract
No abstract record available.
Inventors
- 👤 Bergstein Robert Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:07
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/30; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/13; B29C66/135; B29C66/1352; B29C66/346; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/432; B29C66/4322; B29C66/49; B29C66/70; B29C66/72; B29C66/723; B29C66/7232; B29C66/72327; B29C66/72328; B29C66/7234; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81411; B29C66/81421; B29C66/81422; B29C66/81427; B29C66/81431; B29C66/83; B29C66/834; B29C66/8351; B29C66/83511; B29C66/83513; B31; B31B; B31B70/00; B31B70/60; B31B70/62; B31B70/628; B65; B65D; B65D31/00; B65D31/02; B29C66/81423; B29L; B29L2009/00; B31B2155/00; B31B2155/002; B31B2170/00; B31B2170/20; B31B70/25; B31B70/26; B31B70/262; Y; Y10; Y10S; Y10S493/00; Y10S493/916; Y10S493/917; Y10S493/922; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1036; Y10T156/1038
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) | 1941-04-18 | 1941-10-18 | 1942-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-04-18 | 1945-10-18 | 1946-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-04-18 | 1949-10-18 | 1950-04-19 | $7700.00 | Window Closed / Lapsed |