US3061401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing synthetic bast of linear polymeric thermoplastic material
Assignee: Viscosuisse SA
•
Filing: 1959-05-07
•
Granted: 1962-10-30
•
Expires: 1979-05-07
Abstract
No abstract record available.
Inventors
- 👤 Studer Martin
- 👤 Settele Walter
- 👤 Egger George Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:59
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/08; D01D5/088; D01D5/0885
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
PROCESS FOR THE PRODUCTION OF A SYNTHETIC MATERIAL HAVING THE APPEARANCE OF A BAST FIBER, COMPRISING EXTRUD-
Claim 2
Dependent Claim
17 words
PROCESS FOR THE PRODUCTION OF A SYNTHETIC MATERIAL HAVING THE APPEARANCE OF A BAST FIBER, COMPRISING EXTRUD-
References Cited (Backward Citations)
US1464048A
Cited
US1631071A
Cited
US1990434A
Cited
US2000388A
Cited
US2136462A
Cited
US2461975A
Cited
US2773285A
Cited
US2545300A
Cited
US2612679A
Cited
US2798283A
Cited
US2717424A
Cited
US2897547A
Cited
US2848747A
Cited
US2905648A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |