US3028798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming a paper cup
Assignee: Primerica Inc
•
Filing: 1958-05-07
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Granted: 1962-04-10
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Expires: 1978-05-07
Abstract
No abstract record available.
Inventors
- 👤 Kenneth P Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:43
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/50; B29C66/51; B29C66/54; B29C66/542; B29C57/00; B29C57/12; B29C65/00; B29C65/02; B29C65/10; B29C65/103; B29C65/56; B29C65/567; B29C65/568; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/13; B29C66/131; B29C66/135; B29C66/545; B29C66/61; B29C66/612; B29C66/63; B29C66/65; B29C66/70; B29C66/71; B29C66/72; B29C66/723; B29C66/7232; B29C66/72327; B29C66/72328; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81411; B29C66/81415; B29C66/8145; B29C66/81463; B29C66/83; B29C66/834; B29C66/8341; B29C66/83411; B29C66/83413; B29C66/836; B29C66/8362; B29K; B29K2711/00; B29K2711/12; B29K2711/123; B29L; B29L2031/00; B29L2031/712; B29L2031/7132; B31; B31B; B31B2105/00; B31B2105/002; B31B2105/0022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1796075A
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US2252854A
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US2169311A
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US2259256A
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US2423237A
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US2453644A
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GB692204A
Cited
US2833683A
Cited
US2802407A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-09 | 1965-10-09 | 1966-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-09 | 1969-10-09 | 1970-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-09 | 1973-10-09 | 1974-04-10 | $7700.00 | Window Closed / Lapsed |