Patent US3224902A successfully refreshed from Google Patents.
Patent US3099865A successfully refreshed from Google Patents.
US3099865A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window structure
Assignee: Individual
•
Filing: 1961-04-10
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Granted: 1963-08-06
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Expires: 1981-04-10
Abstract
No abstract record available.
Inventors
- 👤 Alice W Burnett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:27
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/68; E06B3/685
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
90 words
A WINDOW STRUCTURE SIMULATING A MULTI-PANE WINDOW, COMPRISING A CASING, A PANEL OF GLASS MOUNTED IN AND SPACED INWARDLY FROM THE INTERIOR EDGE OF SAID CASING, A VERTICAL AND A HORIZONTAL MUNTIN CONNECTED RIGIDLY TOGETHER TO FORM A REMOVABLE MULLION UNIT, AND A FIXTURE AT EACH END OF EACH MUNTIN, EACH FIXTURE CONSISTING OF A PERMANENT MAGNET PART AND A PART OF MAGNETIC ATTRACTABLE MATERIAL, ONE OF SAID PARTS BEING ON THE END OF A MUNTIN AND THE OTHER OF SAID PARTS BEING IN SAID CASING ADJACENT SAID ONE MUNTIN.
References Cited (Backward Citations)
US973027A
Cited
US2209809A
Cited
US2203580A
Cited
US2219699A
Cited
US2408281A
Cited
US2629142A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-05 | 1967-02-04 | 1967-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-05 | 1971-02-04 | 1971-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-05 | 1975-02-04 | 1975-08-06 | $7700.00 | Window Closed / Lapsed |