US3364825A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for and method of heat sealing two-piece paper cups
Assignee: DONALD W BAUMGARTNER
•
Filing: 1965-06-09
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Granted: 1968-01-23
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Expires: 1985-06-09
Abstract
No abstract record available.
Inventors
- 👤 Donald W Baumgartner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:52
CPC Classifications
B; B31; B31C; B31C7/00; B31C7/02; B31B; B31B50/00; B31B50/26; B31B50/28; B31B50/30; B31B50/60; B31B50/64; B29; B29L; B29L2031/00; B29L2031/712; B29L2031/7132; B31B2105/00; B31B2105/002; B31B2105/0022; B31B2110/00; B31B2110/10; B31B2110/20; B31B2120/00; B31B2120/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2032343A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |