US3341960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transparency frame
Assignee: Geimuplast Peter Mundt KG
•
Filing: 1964-05-14
•
Granted: 1967-09-19
•
Expires: 1984-05-14
Abstract
No abstract record available.
Inventors
- 👤 Florjancic Peter
- 👤 Mundt Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:41
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/54; G03B21/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A PLASTIC TRANSPARENCY FRAME HAVING A RECEIVING POCKET FORMING A SLIDEWAY FOR SAID TRANSPARENCY, AT LEAST ONE WINDOW FORMED IN SAID POCKET, A RECEIVING SLOT EXTENDING THROUGH ONE END OF SAID FRAME AND COMMUNICATING WITH SAID POCKET, AND AT LEAST ONE BORE FORMED THROUGH A PORTION OF SAID POCKET ADJACENT SAID SLOT AND POSITIONED OUTSIDE OF SAID SLIDEWAY SO AS NOT TO INTERFERE WITH THE PASSAGE OF SAID TRANSPARENCY IN AND OUT OF SAID POCKET, SAID BORE FORMING A PASSAGE FOR A SPREADING MANDREL TO BE APPLIED AGAINST THE INSIDE SURFACE OF AN OPPOSITE PORTION OF SAID POCKET TO ENLARGE SAID SLOT FOR THE INSERTION OF SAID TRANSPARENCY.
Claim 2
Dependent Claim
108 words
A PLASTIC TRANSPARENCY FRAME HAVING A RECEIVING POCKET FORMING A SLIDEWAY FOR SAID TRANSPARENCY, AT LEAST ONE WINDOW FORMED IN SAID POCKET, A RECEIVING SLOT EXTENDING THROUGH ONE END OF SAID FRAME AND COMMUNICATING WITH SAID POCKET, AND AT LEAST ONE BORE FORMED THROUGH A PORTION OF SAID POCKET ADJACENT SAID SLOT AND POSITIONED OUTSIDE OF SAID SLIDEWAY SO AS NOT TO INTERFERE WITH THE PASSAGE OF SAID TRANSPARENCY IN AND OUT OF SAID POCKET, SAID BORE FORMING A PASSAGE FOR A SPREADING MANDREL TO BE APPLIED AGAINST THE INSIDE SURFACE OF AN OPPOSITE PORTION OF SAID POCKET TO ENLARGE SAID SLOT FOR THE INSERTION OF SAID TRANSPARENCY.
References Cited (Backward Citations)
US654147A
Cited
US2532776A
Cited
US2390053A
Cited
US2535265A
Cited
FR1162510A
Cited
DE1109408B
Cited
US3035364A
Cited
FR1311727A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |