US3537226A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of packaging batts of fibers
Assignee: EIDP Inc
•
Filing: 1967-10-27
•
Granted: 1970-11-03
•
Expires: 1987-10-27
Abstract
No abstract record available.
Inventors
- 👤 D Le Van Martin
- 👤 Arnold L Willis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:23
CPC Classifications
B; B65; B65B; B65B1/00; B65B1/20; B65B1/26; B65B63/00; B65B63/02; B65B63/028; B65B31/00; B65B31/04; B65B5/00; B65B5/04; B65B5/045; Y; Y10; Y10T; Y10T29/00; Y10T29/48; Y10T29/481
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US585242A
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US729285A
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US1694954A
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US2764859A
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US2814382A
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GB978686A
Cited
FR1395509A
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US3162893A
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US3396835A
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US3458966A
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US3429095A
Cited
US3416287A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-02 | 1974-05-04 | 1974-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-02 | 1978-05-04 | 1978-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-02 | 1982-05-04 | 1982-11-03 | $7700.00 | Window Closed / Lapsed |