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US3386320A
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US
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Package-opening method and apparatus
Assignee: RJ Reynolds Tobacco Co
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Filing: 1966-03-10
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Granted: 1968-06-04
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Expires: 1986-03-10
Abstract
No abstract record available.
Inventors
- 👤 Jesse R Pinkham
- 👤 Roger C Trivette
- 👤 Joseph H Davidson
- 👤 Jr Herbert L Speas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:11
CPC Classifications
B; B65; B65B; B65B69/00; B65B69/0008; B65B69/0033; Y; Y10; Y10S; Y10S83/00; Y10S83/929; Y10S83/946; Y10T; Y10T83/00; Y10T83/04; Y10T83/0448; Y10T83/0596; Y10T83/202; Y10T83/2074; Y10T83/2083; Y10T83/465; Y10T83/4705; Y10T83/647; Y10T83/6476; Y10T83/6489; Y10T83/6491
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2319198A
Cited
US2729885A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |