Patent US2983087A successfully refreshed from Google Patents.
US2983087A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum packaging
Assignee: Individual
•
Filing: 1955-05-10
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Granted: 1961-05-09
•
Expires: 1975-05-10
Abstract
No abstract record available.
Inventors
- 👤 Schofield Hubert Percival
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:48
CPC Classifications
B; B65; B65B; B65B31/00; B65B31/04; B65B31/046; B65D; B65D81/00; B65D81/18; B65D81/20; B65D81/2007; B65D81/2023; B65D81/2038; Y; Y10; Y10S; Y10S206/00; Y10S206/806
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
FR1001226A
Cited
US2576322A
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US2595043A
Cited
GB689714A
Cited
FR1048145A
Cited
US2788121A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |