US2525272A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pen sac and method of making same
Assignee: Goodrich Corp
•
Filing: 1947-02-05
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Granted: 1950-10-10
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Expires: 1967-02-05
Abstract
No abstract record available.
Inventors
- 👤 Albert L Rhoton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:38
CPC Classifications
B; B29; B29C; B29C41/00; B29C41/02; B29C41/14; B32; B32B; B32B27/00; B43; B43K; B43K5/00; B43K5/02; B43K5/04; B29K; B29K2021/00; Y; Y10; Y10S; Y10S206/00; Y10S206/819; Y10T; Y10T428/00; Y10T428/13; Y10T428/1352; Y10T428/1386
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
THE METHOD OF MAKING A PEN SAC WHICH COMPRISES APPLYING TO A FORM OF SUITABLE SHAPE A FILM OF A SOLUTION OF NYLON IN A VOLATILE SOLVENT, DRYING THE NYLON BEARING FILM THEREON, COATING SAID NYLON FILM WITH A LATEX OF A VULCANIZABLE RUBBER, APPLYING A COAGULANT OF SAID LATEX TO SAID COATING WHILE SAID LATEX COATING IS STILL WET AND THEREAFTER ASSOCIATING THE COAGULANT-BEARING COATING WITH A LATEX OF A VULCANIZABLE RUBBER TO BUILD UP A DEPOSIT OF LATEX COAGULUM THEREON.
Claim 2
Independent Claim
82 words
THE METHOD OF MAKING A PEN SAC WHICH COMPRISES APPLYING TO A FORM OF SUITABLE SHAPE A FILM OF A SOLUTION OF NYLON IN A VOLATILE SOLVENT, DRYING THE NYLON BEARING FILM THEREON, COATING SAID NYLON FILM WITH A LATEX OF A VULCANIZABLE RUBBER, APPLYING A COAGULANT OF SAID LATEX TO SAID COATING WHILE SAID LATEX COATING IS STILL WET AND THEREAFTER ASSOCIATING THE COAGULANT-BEARING COATING WITH A LATEX OF A VULCANIZABLE RUBBER TO BUILD UP A DEPOSIT OF LATEX COAGULUM THEREON.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |