US3433136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for accumulating individual plastic webs into stacks
Assignee: Fort James Corp
•
Filing: 1967-11-09
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Granted: 1969-03-18
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Expires: 1987-11-09
Abstract
No abstract record available.
Inventors
- 👤 Ellsworth A Hartbauer
- 👤 Alfred B Talbot
- 👤 Rudolf R Weis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:49
CPC Classifications
B; B65; B65H; B65H39/00; B65H39/16; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/25; B26D1/34; B26D1/38; B26D1/385; B26D7/00; B26D7/26; B26D7/2628; Y; Y10; Y10T; Y10T225/00; Y10T225/30; Y10T225/307; Y10T225/321; Y10T225/35
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2733061A
Cited
US3057527A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |