US3440225A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the manufacture of shaped structures from polyglycolides
Assignee: Filmfabrik Wolfen VEB
•
Filing: 1965-07-29
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Granted: 1969-04-22
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Expires: 1985-07-29
Abstract
No abstract record available.
Inventors
- 👤 Wolf B Sattler
- 👤 Albert Walter Voss
- 👤 Hartmut W G Wendel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:23
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/02; C08G63/06; C08G63/08; B; B29; B29C; B29C67/00; B29C67/24; B29C71/00; B29C71/02; C08K; C08K3/00; C08K3/34; C08K3/36; B29L; B29L2007/00; B29L2007/008; B29L2031/00; B29L2031/731
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2668162A
Cited
GB988939A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-21 | 1972-10-21 | 1973-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-21 | 1976-10-21 | 1977-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-21 | 1980-10-21 | 1981-04-22 | $7700.00 | Window Closed / Lapsed |