Patent US1527153A successfully refreshed from Google Patents.
Patent US2784540A successfully refreshed from Google Patents.
US2784540A
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Apparatus for producing tetrahedral packages
Assignee: Hermorion Ltd
•
Filing: 1952-05-19
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Granted: 1957-03-12
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Expires: 1972-05-19
Abstract
No abstract record available.
Inventors
- 👤 Jarund Harry Sigurd Valdemar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:46
CPC Classifications
B; B65; B65B; B65B61/00; B65B61/04; B65B61/06; B65B51/00; B65B51/10; B65B51/26; B65B51/30; B65B51/306; B65B9/00; B65B9/10; B65B9/20; B65B9/2056; B65B9/207; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1054
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US438529A
Cited
US552947A
Cited
US919363A
Cited
US1076726A
Cited
US1213265A
Cited
DE390427C
Cited
US1630345A
Cited
US1908855A
Cited
US1907742A
Cited
US2113658A
Cited
US2179517A
Cited
US2199708A
Cited
US2258347A
Cited
US2269533A
Cited
US2361052A
Cited
GB597458A
Cited
US2499564A
Cited
US2696907A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-11 | 1960-09-10 | 1961-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-11 | 1964-09-10 | 1965-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-11 | 1968-09-10 | 1969-03-12 | $7700.00 | Window Closed / Lapsed |