US2562373A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming thin flexible polyamide articles
Assignee: Individual
•
Filing: 1945-09-19
•
Granted: 1951-07-31
•
Expires: 1965-09-19
Abstract
No abstract record available.
Inventors
- 👤 Orlan M Arnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:51
CPC Classifications
B; B29; B29D; B29D7/00; B29D7/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
THE PROCESS OF FORMING A THIN FLEXIBLE MATERIAL OF A LINEAR POLYAMIDE SUPER-POLYMER WHICH COMPRISES FORMING A SOLUTION OF THE POLYMER AND FLOATING A THIN STREAM OF THE SOLUTION BY A BODY OF A SUPPORTING LIQUID IN WHICH SAID SOLVENT IS READILY SOLUBLE BUT WHICH IS NOT A SOLVENT OF AND DOES NOT DECOMPOSE THE POLYMER.
Claim 2
Dependent Claim
56 words
THE PROCESS OF FORMING A THIN FLEXIBLE MATERIAL OF A LINEAR POLYAMIDE SUPER-POLYMER WHICH COMPRISES FORMING A SOLUTION OF THE POLYMER AND FLOATING A THIN STREAM OF THE SOLUTION BY A BODY OF A SUPPORTING LIQUID IN WHICH SAID SOLVENT IS READILY SOLUBLE BUT WHICH IS NOT A SOLVENT OF AND DOES NOT DECOMPOSE THE POLYMER.
References Cited (Backward Citations)
US826781A
Cited
US934214A
Cited
US950435A
Cited
USRE22650E
Cited
US2324838A
Cited
US2191367A
Cited
US2137235A
Cited
US2141169A
Cited
US2188332A
Cited
US2130948A
Cited
US2166205A
Cited
US2169097A
Cited
US2244184A
Cited
US2357392A
Cited
US2361369A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-30 | 1955-01-29 | 1955-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-30 | 1959-01-29 | 1959-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-30 | 1963-01-29 | 1963-07-31 | $7700.00 | Window Closed / Lapsed |