US3264724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for producing venetian blind slats
Assignee: Griesser AG
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Filing: 1965-07-30
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Granted: 1966-08-09
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Expires: 1985-07-30
Abstract
No abstract record available.
Inventors
- 👤 Griesser Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:18
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/24; E06B9/26; E06B9/266; E06B9/02; E06B9/08; E06B9/11; E06B9/15; E06B2009/1505; E06B2009/1522; E06B2009/1577; E06B2009/1594; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789; Y10T29/49798; Y10T29/49826; Y10T29/49828; Y10T29/49908; Y10T29/51; Y10T29/5136; Y10T29/5137; Y10T29/5138; Y10T29/5143; Y10T29/5145; Y10T29/53; Y10T29/53313; Y10T29/53348
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
METHOD FOR THE PRODUCTION OF SLAT MEMBERS FOR VENETIAN BLINDS COMPRISING THE STEPS OF: CONTINUOUSLY DELIVERING A BAND MEMBER TO A FORMING STATION, PRE-FORMING AT LEAST ONE LONGITUDINAL EDGE OF THE MOVING BAND MEMBER AT THE FORMING STATION TO POSSESS A PRE-FORMED FLANGED LONGITUDINAL EDGE, CONTINUOUSLY INTRODUCING A STRIP MEMBER INTO THE REGION OF SAID PRE-FORMED FLANGED LONGITUDINAL EDGE BY THE PULLING ACTION OF SAID MOVING BAND MEMBER UPON SAID STRIP MEMBER DURING TRAVEL OF THE BAND MEMBER THROUGH THE FORMING STATION, FURTHER FORMING SAID PREFORMED FLANGED LONGITUDINAL EDGE SUCH THAT IT SNUGLY ENGAGES AND EMBEDS THE STRIP MEMBER WITHIN THE FURTHER FORMED FLANGED LONGITUDINAL EDGE, AND THEN CUTTING SAID BAND MEMBER WITH THE EMBEDDED STRIP MEMBER INTO PREDETERMINED FINITE SECTIONS, TO THEREBY FORM SLAT MEMBERS FOR VENETIAN BLINDS.
Claim 2
Dependent Claim
129 words
METHOD FOR THE PRODUCTION OF SLAT MEMBERS FOR VENETIAN BLINDS COMPRISING THE STEPS OF: CONTINUOUSLY DELIVERING A BAND MEMBER TO A FORMING STATION, PRE-FORMING AT LEAST ONE LONGITUDINAL EDGE OF THE MOVING BAND MEMBER AT THE FORMING STATION TO POSSESS A PRE-FORMED FLANGED LONGITUDINAL EDGE, CONTINUOUSLY INTRODUCING A STRIP MEMBER INTO THE REGION OF SAID PRE-FORMED FLANGED LONGITUDINAL EDGE BY THE PULLING ACTION OF SAID MOVING BAND MEMBER UPON SAID STRIP MEMBER DURING TRAVEL OF THE BAND MEMBER THROUGH THE FORMING STATION, FURTHER FORMING SAID PREFORMED FLANGED LONGITUDINAL EDGE SUCH THAT IT SNUGLY ENGAGES AND EMBEDS THE STRIP MEMBER WITHIN THE FURTHER FORMED FLANGED LONGITUDINAL EDGE, AND THEN CUTTING SAID BAND MEMBER WITH THE EMBEDDED STRIP MEMBER INTO PREDETERMINED FINITE SECTIONS, TO THEREBY FORM SLAT MEMBERS FOR VENETIAN BLINDS.
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |